Accounts Receivable, Net, Current Accounts receivable, net of allowances aggregating $15,729 and $23,704, respectively Finite-Lived Intangible Assets, Accumulated Amortization Permits and other intangibles, accumulated amortization Accumulated Amortization Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive income Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Less-accumulated depreciation and amortization Payments to Acquire Businesses, Net of Cash Acquired Acquisitions, net of cash acquired Additional Paid in Capital, Common Stock Additional paid-in capital Amortization of Financing Costs and Discounts Amortization of deferred financing costs and debt discount Allowance for Doubtful Accounts Receivable, Current Accounts receivable, allowances aggregating Asset Retirement Obligation Disclosure [Text Block] CLOSURE AND POST-CLOSURE LIABILITIES Buildings and Improvements, Gross Buildings and improvements Capital Lease Obligations, Current Current portion of capital lease obligations Capital Lease Obligations, Noncurrent Capital lease obligations, less current portion Capital lease obligations, net Capitalized Costs, Asset Retirement Costs Asset retirement costs (non-landfill) Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Cash and cash equivalents, beginning of period Cash and cash equivalents, end of period Interest Paid, Net Interest paid Increase (Decrease) in Accounts Receivable Accounts receivable Other Increase (Decrease) in Environmental Liabilities Changes in environmental liability estimates Increase (Decrease) in Operating Capital [Abstract] Changes in assets and liabilities, net of acquisitions Increase (Decrease) in Accounts Payable Accounts payable Commitments and Contingencies Disclosure [Text Block] COMMITMENTS AND CONTINGENCIES Common Stock, Shares Authorized Common stock, Authorized shares (in shares) Common Stock, Shares, Outstanding Common stock, outstanding shares (in shares) Common Stock, Value, Issued Authorized 80,000,000; shares issued and outstanding 52,986,122 and 52,772,392 shares, respectively Construction in Progress, Gross Construction in progress Cost of Services Cost of revenues (exclusive of items shown separately below) Liabilities, Current [Abstract] Current liabilities: Liabilities, Current Total current liabilities Current liabilities Debt Disclosure [Text Block] FINANCING ARRANGEMENTS Deferred Income Tax Expense (Benefit) Deferred income taxes Business Combination Disclosure [Text Block] BUSINESS COMBINATIONS Earnings Per Share, Diluted Diluted (in dollars per share) Net income (in dollars per share) Effect of Exchange Rate on Cash and Cash Equivalents Effect of exchange rate change on cash Share-based Compensation Stock-based compensation Payments for Environmental Liabilities Environmental expenditures Accrued Environmental Loss Contingencies, Current Remedial liabilities, current portion Accrued Environmental Loss Contingencies, Noncurrent Remedial liabilities, less current portion of $9,313 and $8,669, respectively Environmental Loss Contingency Disclosure [Text Block] REMEDIAL LIABILITIES Furniture and Fixtures, Gross Furniture and fixtures Income Tax Disclosure [Text Block] INCOME TAXES Income Taxes Paid, Net Income taxes paid Increase (Decrease) in Other Operating Assets Other current assets Intangible Assets, Net (Excluding Goodwill) Permits and other intangibles, net of accumulated amortization of $67,035 and $60,633, respectively Net Permits and other intangibles, net Land Land Liabilities and Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities and Equity Total liabilities and stockholders' equity Long-term Debt, Excluding Current Maturities Long-term obligations Long-term obligations Long-term Investments Long-term investments Auction rate securities Marketable Securities, Current Marketable securities Net Cash Provided by (Used in) Financing Activities [Abstract] Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities Net cash from financing activities Net Cash Provided by (Used in) Investing Activities [Abstract] Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities Net cash used in investing activities Net Cash Provided by (Used in) Operating Activities [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities Net cash from operating activities Net cash from operating activities Increase (Decrease) in Outstanding Checks, Financing Activities Change in uncashed checks Cash and Cash Equivalents, Period Increase (Decrease) Increase in cash and cash equivalents Liabilities, Noncurrent Total other liabilities Operating Income (Loss) Income from operations Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] BASIS OF PRESENTATION Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax Change in fair value of available for sale securities, net of taxes Other Nonoperating Income (Expense) Other income Other income Proceeds from Sale and Maturity of Available-for-sale Securities Proceeds from sales of marketable securities Proceeds from Stock Options Exercised Proceeds from exercise of stock options Property, Plant and Equipment, Gross Property, plant and equipment, gross Property, Plant and Equipment, Net Total property, plant and equipment, net Property, plant and equipment, net Provision for Doubtful Accounts Allowance for doubtful accounts Payments to Acquire Intangible Assets Additions to intangible assets, including costs to obtain or renew permits Payments to Acquire Property, Plant, and Equipment Additions to property, plant and equipment Repayments of Long-term Debt Payment on acquired debt Payments for Repurchase of Common Stock Remittance of shares, net Retained Earnings (Accumulated Deficit) Accumulated earnings Segment Reporting Disclosure [Text Block] SEGMENT REPORTING Selling, General and Administrative Expense Selling, general and administrative expenses Goodwill and Intangible Assets Disclosure [Text Block] GOODWILL AND OTHER INTANGIBLE ASSETS Supplemental Cash Flow Information [Abstract] Supplemental information: Assets, Current [Abstract] Current assets: Assets, Current Total current assets Treasury Stock Weighted Average Number of Shares Outstanding, Diluted Weighted average common shares outstanding plus potentially dilutive common shares (in shares) Dilutive shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Weighted average common shares outstanding (in shares) Basic shares outstanding (in shares) Common Stock Property, Plant and Equipment, Net [Abstract] Property, plant and equipment: Assets. Total assets Total assets Investment Income, Interest Interest expense, interest income Other Assets, Noncurrent [Abstract] Other assets: Deferred Finance Costs, Noncurrent, Net Deferred financing costs Deferred Finance Costs, Current, Net Deferred costs Other Liabilities, Noncurrent [Abstract] Other liabilities: Deferred Tax Assets, Net, Noncurrent Deferred tax assets Disclosure of Compensation Related Costs, Share-based Payments [Text Block] STOCK-BASED COMPENSATION Deferred Tax Assets, Net, Current Deferred tax assets Machinery and Equipment, Gross Equipment Assets [Abstract] ASSETS Fair Value Disclosures [Text Block] FAIR VALUE MEASUREMENTS Treasury Stock, Value Treasury stock Earnings Per Share, Basic Basic (in dollars per share) Net income (in dollars per share) Excess Tax Benefit from Share-based Compensation, Financing Activities Excess tax benefit of stock-based compensation Excess Tax Benefit from Share-based Compensation, Operating Activities Excess tax benefit of stock-based compensation Common Stock, Shares, Issued Common stock, issued shares (in shares) Other Assets, Noncurrent Other EARNINGS PER SHARE Earnings per share: Increase (Decrease) in Other Operating Liabilities Other current liabilities Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest Income from continuing operations, before provision for income taxes Accrued Capping, Closure, Post-closure and Environmental Costs, Noncurrent Closure and post-closure liabilities, less current portion of $6,313 and $5,849, respectively Accrued Capping, Closure, Post-closure and Environmental Costs Closure and post-closure liabilities, current portion Common Stock, Par or Stated Value Per Share Common stock, par value (in dollars per share) Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax Foreign currency translation Income Tax Expense (Benefit) Provision for income taxes Property, Plant and Equipment, Other, Gross Landfill assets Tax Benefit from Stock Options Exercised Income tax benefit related to stock option exercises Additional Paid-in Capital Accumulated Earnings Accumulated Other Comprehensive Income Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Excluding Stock Options Proceeds from employee stock purchase plan Goodwill Goodwill Balance at the beginning of the period Balance at the end of the period Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures Stock-based compensation Stock Issued During Period, Value, Employee Stock Purchase Plan Employee stock purchase plan Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Issuance of restricted shares, net of shares remitted Stock Issued During Period, Value, Stock Options Exercised Exercise of stock options Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures Stock-based compensation (in shares) Stock Issued During Period, Shares, Employee Stock Purchase Plans Employee stock purchase plan (in shares) Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Issuance of restricted shares, net of shares remitted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Exercise of stock options (in shares) Comprehensive Income Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Non-cash investing and financing activities: Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation Net tax benefit on exercise of stock options Shares, Issued Balance (in shares) Balance (in shares) Earnings Per Share [Text Block] EARNINGS PER SHARE Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income Net income Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Total comprehensive income Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Stockholders' equity: Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Total stockholders' equity Balance Balance Stockholders' equity Accounts Payable, Current Accounts payable Accrued Liabilities, Current Accrued expenses Total accrued expenses Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash from operating activities: Accretion of Environmental Liabilities Accretion of environmental liabilities This element includes accretion expenditure that pertains to asset retirement obligations and environmental remediation. Prepaid Expenses and Other Assets, Current Prepaid expenses and other current assets This element represents current portion of prepaid expenses and other assets. Vehicles, Gross Vehicles Carrying amount at the balance sheet date for long lived, depreciable assets used primarily for transportation. Accrued Capping, Closure, Post Closure and Remedial Liabilities, Current Current portion of closure, post-closure and remedial liabilities The amount of estimated costs accrued as of the balance sheet date to comply with regulatory requirements pertaining to the retirement of a waste management facility (such as a landfill or waste treatment facility) and to remediate one or more sites. Represents the portion that will be paid within one year. Unrecognized Tax Benefits and Other Long-term Liabilities, Noncurrent Unrecognized tax benefits and other long-term liabilities The noncurrent portion of the amount that is recognized for the unrecognized tax benefits and other long-term liabilities as of the balance sheet date. Other long-term liabilities Document and Entity Information Outstanding Checks, Current Uncashed checks This element represents liability of checks that have been issued but that have not cleared. Assets, Noncurrent, Excluding Property, Plant and Equipment Total other assets Sum of the carrying amounts as of the balance sheet date of all assets (excluding property, plant and equipment) that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer. Other long-term assets Interest Expense, Net Interest expense, net of interest income of $302 and $546 for the quarter and year-to-date ended 2011 and $165 and $267 for the quarter and year-to-date ended 2010, respectively This element represents the amount of interest expense, net of investment interest income. Interest expense, net of interest income Other income Gain (Loss) on Sale of Fixed Assets and Assets Held for Sale The difference between the sale price or salvage price and the book value of a property, plant, and equipment and assets held for sale, that was sold or retired during the reporting period. This element refers to the gain (loss). Proceeds from sales of fixed assets and assets held for sale Proceeds from Sales of Fixed Assets and Assets Held for Sale Cash inflow from sale or disposal of property, plant, and equipment and assets held for sale, during the reporting period. This element refers to proceeds from such sale or disposal. Cash payments for interest and income taxes: Description and amounts of long lived assets and liabilities held for sale. Disclosure may include the description of the facts and circumstances leading to the expected disposal, manner and timing of disposal, the carrying value of the assets and liabilities held for sale, the gain or loss recognized in the income statement and the income statement caption that includes that gain or loss. Cash Payments for Interest and Income Taxes [Abstract] Repayment of Capital Lease Obligation The cash outflow for a borrowing that was recorded for a lease meeting the criteria for capitalization (with maturities within one year or more). It includes both short-term and long-term capital lease obligations. Payments on capital leases Unbilled Accounts Receivable, Current Unbilled accounts receivable The aggregate amount of unbilled receivables due for services rendered or to be rendered at the financial statement date, which are usually due within one year (or one business cycle). CONSOLIDATED BALANCE SHEETS Statement Statement [Line Items] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity Depreciation, Depletion and Amortization Depreciation and amortization CONSOLIDATED STATEMENTS OF INCOME Revenues Revenues Direct revenues Supplies Supplies inventories Deferred Revenue and Credits, Current Deferred revenue Assets Held-for-sale, Current Assets held for sale Statement [Table] CONSOLIDATED STATEMENTS OF CASH FLOWS Statement, Equity Components [Axis] Equity Component [Domain] Camp equipment Camp Equipment, Gross Facilities constructed for employee use in remote locations, consisting of trailers with corridors, kitchens, bedrooms, bathrooms and leasehold improvements. Liabilities of Assets Held-for-sale Liabilities held for sale Common Stock Issued, Employee Trust, Deferred Shares held under employee participation plan Distributions Earned on Employee Participation Plan The cash outflow that is related to a cash and stock employee incentive award plan. Distribution of cash earned on employee participation plan Payments to Noncontrolling Interests Distribution of noncontrolling interest Proceeds from Issuance of Common Stock Issuance of acquisition-related common stock, net Proceeds from Issuance of Secured Debt Issuance of senior secured notes, including premium Proceeds from exercise of warrants Proceeds from Warrant Exercise The cash inflow from exercise of warrants to purchase common shares at a predetermined price (usually issued together with corporate debt). Payments of Financing Costs Deferred financing costs paid Early Repayment of Senior Debt Principal payment on debt Gains (Losses) on Extinguishment of Debt Loss on early extinguishment of debt Loss on early extinguishment of debt Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest Income from continuing operations Income from continuing operations Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Income from discontinued operations, net of tax Income from discontinued operations Net Income (Loss) Attributable to Noncontrolling Interest Net income attributable to noncontrolling interest Net Income (Loss) Available to Common Stockholders, Basic Net income attributable to common stockholders Inventory Disclosure [Text Block] SUPPLIES INVENTORY Related Party Transactions Disclosure [Text Block] RELATED PARTY TRANSACTIONS Noncontrolling Interest Disclosure [Text Block] NONCONTROLLING INTEREST Stockholders' Equity Note Disclosure [Text Block] STOCKHOLDERS' EQUITY HELD FOR SALE Disclosure of Long Lived Assets and Liabilities Held for Sale [Text Block] Description and amounts of long lived assets and liabilities held for sale. Disclosure may include the description of the facts and circumstances leading to the expected disposal, manner and timing of disposal, the carrying value of the assets and liabilities held for sale, the gain or loss recognized in the income statement and the income statement caption that includes that gain or loss. Stock Repurchased During Period, Value Shares held under employee participation plan Stock Issued During Period, Value, Acquisitions Issuance of acquisition-related common stock, net of issuance costs Stock Issued During Period, Shares, Acquisitions Issuance of acquisition-related common stock, net of issuance costs (in shares) Common stock held in a trust that has been set up specifically to accumulate stock for the sole purpose of distribution to participating employees but not yet earned. Shares Held Under Employee Participation Plan Stockholders' Equity, Period Increase (Decrease) Stock Issued During Period, Shares, Period Increase (Decrease) Payments to Acquire Available-for-sale Securities Purchase of available for sale securities CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract] Common stock, $.01 par value: Value of common stock held in a trust that has been set up specifically to accumulate stock for the sole purpose of distribution to participating employees but not yet earned. Shares held under employee participation plan Shares Held under Employee Participation Plan. Proceeds from Divestiture of Businesses and Interests in Affiliates Proceeds from sale of business Statement, Scenario [Axis] Scenario, Unspecified [Domain] HELD FOR SALE GUARANTOR AND NON-GUARANTOR SUBSIDIARIES FINANCIAL INFORMATION Gains on sales of businesses Gain on Sales of Businesses The gains or losses included in earnings resulting from the sale of businesses during the period. Proceeds from insurance settlement Proceeds from Insurance Settlement Cash received from insurance settlement during the current period. Capital Lease Obligations Incurred Assets acquired through capital lease SIGNIFICANT ACCOUNTING POLICIES This element may be used to describe all significant accounting policies of the reporting entity, an entity's explanation that the preparation of financial statements in conformity with generally accepted accounting principles requires the use of management estimates and the impact of recently issued accounting standards. Significant Accounting Policies and Recent Accounting Pronouncements [Text Block] Debtor Reorganization Items, Write-off of Deferred Financing Costs and Debt Discounts Gains (Losses) on Extinguishment of Debt, before Write off of Deferred Debt Issuance Cost Business Acquisition, Equity Interest Issued or Issuable, Value Assigned Issuance of Clean Harbors common stock for Eveready common shares Write off of Deferred Debt Issuance Cost Write-off of deferred financing costs and debt discount Accrued Insurance, Current Insurance Interest Payable, Current Interest Disposal Group, Including Discontinued Operation, Accrued Liabilities Accrued disposal costs Taxes Payable, Current Income, real estate, sales and other taxes Other Accrued Liabilities, Current Other Schedule of Environmental Loss Contingencies by Site [Table Text Block] Changes to remedial liabilities Site Contingency [Table] Site Contingency by Nature [Axis] Site Contingency, Nature of Contingency [Domain] Remedial Liabilities for Landfill Sites This element represents the details that pertain to the remedial liability for landfill sites. Remedial Liabilities for Inactive Sites This element represents the details that pertain to the remedial liabilities for inactive sites. Remedial Liabilities (Including Superfund) for Non-Landfill Operations This element represents the details that pertain to the remedial liabilities for non-landfill sites. Accrual for Environmental Loss Contingencies Balance at the beginning of the period Balance at the end of the period Accrued remedial liabilities Accrual for Environmental Loss Contingencies, Provision for New Losses Accretion Accrual for Environmental Loss Contingencies, Increase (Decrease) for Revision in Estimates Changes in estimates recorded to statement of income Accrual for Environmental Loss Contingencies, Payments Settlement of obligations Currency translation and other Accrual for Environmental Loss Contingencies, Increase (Decrease) for Currency Translation and Other The increase or decrease in the accrual for environmental loss contingencies, during the reporting period that is related to currency translations and other adjustments. Debt Instrument, Interest Rate, Stated Percentage Senior secured notes, interest rate (as a percent) Line of Credit Facility, Amount Outstanding Revolving credit facility, due May 31, 2016 Debt Instrument, Unamortized Discount Unamortized notes premium and discount, net Line of Credit Facility, Remaining Borrowing Capacity Revolving credit facility, remaining amount available for borrowing Site Contingency [Line Items] Remedial liabilities Accrual for Environmental Loss Contingencies [Roll Forward] Changes to remedial liabilities Schedule of Long-term Debt Instruments [Table Text Block] Summary of the entity's financial arrangements Schedule of Long-term Debt Instruments [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Senior secured notes Revolving credit facility Debt Instrument [Line Items] Financing arrangements Long-term Debt, Gross Senior secured notes, at 7.625%, due on August 15, 2016 Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block] Summary of the total number, weighted average grant-date fair value, and types of awards granted Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Award Type and Plan Name [Axis] Share-based Compensation Arrangements by Share-based Payment Award, Award Type and Plan Name [Domain] Restricted stock awards The element describes the details that pertain to restricted stock awards, which are granted by the entity, during the reporting period. Performance stock awards The element describes the details that pertain to performance stock awards that are granted by the entity, during the reporting period. Performance stock 2011 awards The element describes the details that pertain to 2011 performance stock awards that are granted by the entity, during the reporting period. Performance stock 2009 and 2010 awards The element describes the details that pertain to 2010 and 2009 performance stock awards that are granted by the entity during the reporting period. Common stock awards The element describes the details that pertain to common stock awards that are granted by the entity, during the reporting period. Schedule of condensed consolidating statement of cash flows Disclosure of the condensed statement of cash flows normally using the registrant (parent) as the sole domain member. Schedule of Condensed Consolidating Statement of Cash Flows [Table Text Block] Schedule of Condensed Financial Statements [Table] Clean Harbors, Inc. U.S. Guarantor Subsidiaries Foreign Non-Guarantor Subsidiaries Consolidating Adjustments Receivables from Affiliates Subsidiaries and Holding Companies Intercompany receivables This element represents receivables from affiliates, subsidiaries and the holding company. Other Assets, Current Other current assets Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures Investments in subsidiaries Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Awards granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Shares Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted-Average Grant-Date Fair Value (in dollars per share) Allocated Share-based Compensation Expense Performance awards expenses Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense Decrease in interest and penalties included in total unrecognized tax benefits Unrecognized Tax Benefits, Reductions Resulting from Lapse of Applicable Statute of Limitations Decrease in total unrecognized tax benefits due to expiring statute of limitation periods Unrecognized Tax Benefits, Decreases Resulting from Settlements with Taxing Authorities and from Lapse of Applicable Statute of Limitations Decrease in total unrecognized tax benefits due to conclusion of examinations with state taxing authorities The gross amount of decreases in unrecognized tax benefits that result from settlements with state taxing authorities and lapses of applicable state statutes of limitations. Deferred Tax Assets, Valuation Allowance Valuation allowance Schedule of Condensed Consolidating Balance Sheet [Table Text Block] Schedule of condensed consolidating balance sheet Disclosure of the condensed consolidating balance sheet normally using the registrant (parent) as the sole domain member. Schedule of Condensed Consolidating Statement of Operations [Table Text Block] Schedule of consolidating statement of income Disclosure of the condensed statement of operations normally using the registrant (parent) as the sole domain member. Debt Receivable from Affiliates Subsidiaries and Holding Companies Intercompany debt receivable This element represents debts receivable from the affiliates, subsidiaries and the holding company. Payables to Affiliates Subsidiaries and Holding Companies Intercompany payables This element represents payables to affiliates, subsidiaries and the holding company. Closure Post Closure and Remedial Liabilities, Net Closure, post-closure and remedial liabilities, net The net amount of closure, post-closure and remedial liabilities that is required as of the balance sheet date, which will be paid after one year or beyond the normal operating cycle, if longer. Debt Payable to Affiliates Subsidiaries and Holding Companies Intercompany debt payable This element represents the debts payable to the affiliates, subsidiaries and the holding company. Liabilities Total liabilities Total liabilities Income (Loss) from Affiliates Subsidiaries and Holding Company Equity in earnings of subsidiaries Represents the income (loss) from affiliates, subsidiaries and the holding company. Net Dividend Income from Affiliates Subsidiaries and Holding Company Intercompany dividend income (expense) Represents the net dividend income from affiliates, subsidiaries and the holding company. Net Interest Income from Affiliates Subsidiaries and Holding Company Intercompany interest income (expense) Represents the net interest income from affiliates, subsidiaries and the holding company. Payments to Acquire Interest in Subsidiaries and Affiliates Investment in subsidiaries Payments for Proceeds from Interest Interest (payments) / received The interest paid or received on loans and other debt instruments during the current period. Proceeds from Intercompany Debt Intercompany debt This element represents the proceeds from intercompany debt. Condensed Consolidating Balance Sheet [Line Items] Condensed consolidating balance sheet Condensed Consolidating Statements of Operations [Line Items] Consolidating statement of income Condensed Consolidating Statements of Cash Flows [Line Items] Condensed consolidating statement of cash flows Closure and Post-closure Liabilities [Table] The schedule that reflects each closure and post-closure liabilities, during the period. Closure and Post-closure Liabilities [Axis] The information about each closure and post-closure liabilities during the period. Closure and Post-closure Liabilities [Domain] The listing of liabilities, which pertains to closure and post-closure liabilities. Landfill Retirement Liability Represents the asset retirement obligations for landfill liability. Non-Landfill Retirement Liability Represents the asset retirement obligations for non-landfill liability. Closure and Post Closure Liabilities [Line Items] CLOSURE AND POST-CLOSURE LIABILITIES Asset Retirement Obligation, Changes Recorded in Statement of Income The amount of change in the asset retirement obligation, during the current period, for changes in estimates recorded in the statement of income. Changes in estimates recorded to statement of income Asset Retirement Obligation Other Changes Recorded in Balance Sheet Represents the amount of change in the asset retirement obligation, during the current period for other changes in estimates recorded in the balance sheet. Other changes in estimates recorded to balance sheet Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Changes in the entity's auction rate securities measured at fair value on a recurring basis using significant unobservable inputs (Level 3) Quoted Prices in Active Markets for Identical Assets (Level 1) Significant Other Observable Inputs (Level 2) Significant Unobservable Inputs (Level 3) Inflation rate (as a percent) Inflation Rate The inflation rate that is applied to the amount of new asset retirement obligations, which are expected to arrive at the present value and that are recorded as of the balance sheet date. Asset Retirement Obligation, Liabilities Incurred New asset retirement obligations Asset Retirement Obligation, Accretion Expense Accretion Asset Retirement Obligation, Liabilities Settled Settlement of obligations Asset Retirement Obligation, Foreign Currency Translation and Other The total amount of the increase or decrease in the amount of asset retirement obligations for the period that is associated with foreign currency translation (to the extent that the entity accounts for the foreign currency effects as a separate component of the change in the liability) and other asset retirement obligations. Currency translation and other Credit Adjusted Risk Free Rate The rate applied to the undiscounted amount of new asset retirement obligations that are expected to arrive at the present value and that are recorded as of the balance sheet date. Credit-adjusted risk-free rate (as a percent) Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value Balance at the beginning of the period Balance at the end of the period Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss) Unrealized (losses) gains included in other comprehensive income Auction Market Preferred Securities, Stock Series, Rate Setting Interval Interest rate, resetting days (in days) Permits The description that pertains to the permits. Finite-Lived Intangible Assets [Line Items] Finite-lived intangible assets Finite-Lived Intangible Assets, Future Amortization Expense [Abstract] Expected amortization Future Amortization Expense, Year One 2011 (six months) Future Amortization Expense, Year Two 2012 Future Amortization Expense, Year Three 2013 Future Amortization Expense, Year Four 2014 Future Amortization Expense, Year Five 2015 Amortization of Intangible Assets Aggregate amortization expense Schedule of Finite-Lived Intangible Assets by Major Class [Table] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Goodwill [Roll Forward] Changes to goodwill Goodwill, Acquired During Period Acquired from acquisitions Finite-Lived Intangible Assets, Gross Cost Finite-Lived Intangible Assets, Weighted-Average Amortization Useful Life Weighted Average Amortization Period (in years) This element represents the weighted average amortization period. Numerator for Basic and Diluted Earnings Per Share [Abstract] Numerator for basic and diluted earnings per share: Denominator for Basic and Diluted Earnings Per Share [Abstract] Denominator: Earnings Per Share, Basic [Abstract] Basic earnings per share: Earnings Per Share, Diluted [Abstract] Diluted earnings per share: Income (Loss) from Continuing Operations, Per Basic Share Income from continuing operations (in dollars per share) Income (Loss) from Discontinued Operations, Net of Tax, Per Basic Share Income from discontinued operations, net of tax (in dollars per share) Income (Loss) from Continuing Operations, Per Diluted Share Income from continuing operations (in dollars per share) Income (Loss) from Discontinued Operations, Net of Tax, Per Diluted Share Income from discontinued operations, net of tax (in dollars per share) Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities Excluded from Computation of Earnings Per Share, by Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Outstanding performance stock awards Stock options Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive securities Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Antidilutive securities not included in calculation of earnings per share (in shares) Repayment of Debt Percentage This element represents the percentage of long-term debt redeemed. Percentage of long-term debt redeemed Finite-Lived Intangible Assets, Future Amortization Expense Total Schedule of Reconciliation of Net Income to Adjusted Earnings before Interest Tax Depreciation and Amortization Consolidated [Table Text Block] This element may be used to capture the complete disclosure of the identification, description, and amounts of all significant reconciling items used in the reconciliation of net income to adjusted earnings before interest, tax, depreciation and amortization of continuing operations. Reconciliation to consolidated statements of income to adjusted EBITDA Reporting Segments Number The number of reportable segments of the entity. Reporting segments number Technical Services This element represents the Technical Services segment of the entity. Field Services This element represents the Field Services segment of the entity. This element represents the Industrial Services segment of the entity. Industrial Services Exploration Services This element represents the Exploration services segment of the entity. United States This element represents the United States segment of the entity. Canada This element represents the Canada segment of the entity. Other foreign This element represents the other foreign segment of the entity. Income (Loss) from Continuing Operations before Interest, Tax, Depreciation and Amortization, Net This element represents the income or loss from continuing operations before interest, taxes, depreciation and amortization to the economic entity. Adjusted EBITDA, Total Reconciliation of Net Income to Adjusted EBITDA [Abstract] Reconciliation to Consolidated Statements of Income: Intangible Assets, Net Including Goodwill Total Intangible assets Sum of the carrying amounts of all intangible assets, including goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. Schedule of Segment Reporting Information, by Segment [Table] Statement, Business Segments [Axis] Statement, Geographical [Axis] Segment, Geographical [Domain] Segment Reporting Information [Line Items] Segment reporting information Environmental Contingencies [Table] Discloses the specific components (such as the nature, name, and date) of the environmental contingencies and gives the possible estimates, or states that a reasonable estimate cannot be made. Contingencies by Nature of Contingency [Axis] Quantifies and describes each contingency that exists as of the balance sheet date, by nature of the probable or possible estimates. Contingency Nature [Domain] An existing condition, situation, or a set of circumstances, which involve uncertainty as to the possible outcomes to an enterprise that will ultimately be resolved, when one or more future events occur or fail to occur. Resolution of the uncertainty may confirm the incurrence of a loss or profit or the incurrence of a liability. Legal and Administrative Proceedings Represents the actual or potential liabilities that are related to the legal and administrative proceedings. Ville Mercier Represents the details that pertain to the Ville Mercier. Deer Trail, Colorado Facility Represents the details that pertain to Deer Trail Colorado Facility. Superfund Proceedings Represents the indemnification obligations under federal or state Superfund laws. Wichita Property Represents the details that pertain to Wichita Property. Breslube-Penn Site Represents the details that pertain to the Breslube Penn Site. Casmalia Site Represents the details that pertain to the Casmalia Site. Marine Shale Site Represents the details that pertain to the Marine Shale Site. Certain Other Third Party Sites Represents the details that pertain to Certain Other Third Party Sites. Federal and State Enforcement Actions The regulatory proceedings that are relating primarily to waste treatment, storage or disposal facilities. Guarantees Contingencies [Line Items] Contingencies Loss Contingency Accrual, at Carrying Value Reserves relating to legal and administrative proceedings Number of Permits Issued by Government to Dump Inorganic Liquid Number of permits issued by government, for dumping inorganic liquid The number of permits that are granted by the government in relation to environmental liabilities. Number of Neighboring Municipalities Filing Separate Legal Proceedings Number of neighboring municipalities filing separate legal proceedings against the Mercier Subsidiary and the Government of Quebec This element represents the number of municipalities other than Ville Mercier that filed legal proceedings against the Mercier Subsidiary. Number of Total Municipalities Filing Separate Legal Proceedings Number of municipalities filing separate legal proceedings, total This element represents the total number of municipalities that filed legal proceedings against the Mercier Subsidiary. Loss Contingency, Actions Taken by Plaintiff Value Suit against alleged past costs This element represents the suit against recovery of alleged past costs. Loss Contingency, New Claims Filed, Number Number of lawsuits filed Loss Contingency, Additional Claims Filed Number Number of additional lawsuits filed The total number of additional claims that are filed, and which pertain to a loss contingency during the period. Site Contingency, Number of Sites Number of sites subject to proceedings under federal or state superfund laws The number of sites that are subject to proceedings under federal or state superfund laws brought against the company or against third parties for which the company may have certain indemnification obligations. Site Contingency, Number of Sites Owned by Entity Number of sites owned by the entity subject to proceedings under federal or state superfund laws The number of sites that are subject to proceedings under federal or state superfund laws that are owned by the entity. Site Contingency, Number of Sites Owned by Third Party Number of sites owned by third parties subject to proceedings under federal or state Superfund laws The number of sites owned by third parties subject to proceedings under federal or state Superfund laws for which the company or the prior owners shipped wastes. Site Contingency, Cleanup Costs Number of Sites Owned by Third Party Third party sites arising out of acquisition of assets The number of sites for which cleanup costs are incurred subject to proceedings under federal or state superfund laws owned by third party. Site Contingency, Area Acquired by Entity State-designated superfund site acquired, total acres The total acres of the state-designated superfund site acquired by the entity. Site Contingency, Suit Filed Number of Sites Owned by Third Party Suit against listed third party sites The number of sites owned by the third party for which the suit is filed. Site Contingency, Notice Received Number of Sites Owned by Third Party Notices received from owners of third party sites seeking indemnification from the company The number of notices received from owners of third party sites related to the CSD assets seeking indemnification from the company. Site Contingency, Remaining Reserves Remaining reserves relating to listed third party sites The remaining reserves relating to listed third party site. Site Contingency, Environmental Remediation Expense Number of Sites Owned by Third Party Third party sites requiring expenditure on remediation The number of sites for which environmental remediation expense is incurred subject to proceedings under federal or state superfund laws owned by third party. Site Contingency, Environmental Remediation Expense Number of Sites Owned by Third Party Contested by Entity Third party sites requiring expenditure on remediation being contested by the entity The number of sites for which environmental remediation expense is incurred subject to proceedings under federal or state superfund laws owned by the third party and contested by the entity. Site Contingency, Environmental Remediation Expense Settled Number of Sites Owned by Third Party Number of sites for which environmental remediation expense is settled The number of sites owned by the third party for which environmental remediation expense is settled. Site Contingency, Not Requiring Environmental Remediation Expense Number of Sites Owned by Third Party Number of sites for which environmental remediation expense is not required The number of sites owned by the third party for which environmental remediation expense is not required. Site Contingency, Indemnification Agreement Number of Sites Owned by Third Party Indemnification agreement with third party sites The number of sites for which the company has an indemnification agreement from the third party seller. Loss Contingency, Pending Claims, Number Number of proceedings relating to waste treatment Loss Contingency, Range of Possible Loss, Minimum Sanctions relating to waste treatment Significant Purchase Commitment, Amount Committed Outstanding Third party contractor payments guaranteed, outstanding The outstanding amount of third party payments guaranteed by the entity. Schedule of Finite-Lived Intangible Assets by Major Class [Table Text Block] Summary of amortizable other intangible assets Incremental Common Shares Attributable to Share-based Payment Arrangements Dilutive effect of equity-based compensation awards (in shares) Employee-related Liabilities, Current Accrued compensation and benefits Total Guarantor Obligations, Maximum Exposure, Undiscounted Guaranty liabilities, maximum Guarantor Obligations, Current Carrying Value Guaranty liabilities, revised Guaranty Liabilities Amount for accrued liability Legal and Administrative Proceedings Legal and Administrative Proceedings [Abstract] Superfund Proceedings [Abstract] Superfund Proceedings Federal and State Enforcement Actions [Abstract] Federal and State Enforcement Actions Number of Operations Not Managed by Reportable Segments Number of operations for which the revenues are insignificant This element represents the number of operations not managed by reportable segments. Changes in auction rate securities measured at fair value on a recurring basis Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Schedule of changes to goodwill Schedule of Goodwill [Table Text Block] Schedule of Segment Revenues [Table Text Block] Reconciliation of third party revenues to direct revenues Tabular disclosure of the direct revenues for each reportable segment, including a reconciliation to consolidated third party revenues. Schedule of Segment PPE and Intangible Assets [Table Text Block] PP&E and intangible assets by segment Tabular disclosure of property, plant and equipment and intangible assets for each reportable segment, including a reconciliation to consolidated amounts. Schedule of Segment Total Assets [Table Text Block] Total assets by segment Tabular disclosure of total assets for each reportable segment, including a reconciliation to consolidated amounts. Schedule of Total Assets by Geographical Area [Table Text Block] Total assets by geographical area Tabular disclosure of total assets by geographical area, including a reconciliation to consolidated amounts. Balance at the beginning of the period Balance at the end of the period Asset Retirement Obligation Effective Income Tax Rate A ratio calculated by dividing the reported amount of income tax expense attributable to continuing and discontinued operations for the period by GAAP-basis pretax income from continuing and discontinued operations. The Company's effective tax rate (including taxes on income from discontinued operations) (as a percent) Decrease in total unrecognized tax benefits Unrecognized Tax Benefits, Period Increase (Decrease) Unrecognized tax benefits, interest Unrecognized Tax Benefits, Interest on Income Taxes Accrued Unrecognized tax benefits, penalties Unrecognized Tax Benefits, Income Tax Penalties Accrued Unrecognized Tax Benefits Income Tax Penalties and Interest Expected to Reverse The amount of interest and penalties on unrecognized tax benefit for which it is reasonably possible to change within twelve months of the balance sheet date. Anticipated decrease in interest and penalties included in unrecognized tax benefits, in the next twelve months Badger Daylighting Ltd. ("Badger") Details pertaining to acquisition of Badger Daylighting Ltd. ("Badger"). Business Acquisition, Number of Employees of Acquiree Entity Number of employees Number of employees of the acquiree company. Business Acquisition, Number of Fleet of Acquiree Entity Approximate number of fleet of custom-built hydrovac units Approximate number of fleet of custom-built hydrovac units owned by the acquiree company. Business Acquisition, Purchase Price Allocation, Current Assets, Cash and Cash Equivalents, Per Share Cash paid per share in exchange for acquisition (in dollars per share) The amount of cash and cash equivalents acquired per share in a business combination. Debt assumed in exchange of acquisition Business Acquisition, Purchase Price Allocation, Current Liabilities, Long-term Debt Peak, net debt assumed Deferred Tax Assets Tax Credit Carryforwards Foreign Valuation Allowance The portion of deferred tax assets as of the balance sheet date related to foreign tax credits for which, based on the weight of available evidence, it is more likely than not will not be realized through future reductions of tax-based income. Foreign tax credits Deferred Tax Assets Operating Loss Carryforwards State and Local Valuation Allowance The portion of deferred tax assets as of the balance sheet date related to state net operating loss carryforwards for which, based on the weight of available evidence, it is more likely than not will not be realized through future reductions of tax-based income. State net operating loss carryforwards Deferred Tax Assets Operating Loss Carryforwards Foreign Valuation Allowance The portion of deferred tax assets as of the balance sheet date related to foreign net operating loss carryforwards for which, based on the weight of available evidence, it is more likely than not will not be realized through future reductions of tax-based income. Foreign net operating loss carryforwards Loss Contingency Accrual at Carrying Value Potential Additional Liability The amount as of the balance sheet date of potential needed increase in the loss contingency reserves. Possible increase in legal and administrative proceedings The number of sites owned by third party excluded from cleanup or related liabilities under the terms of the CSD asset acquisition. Number of sites owned by third party excluded from cleanup or related liabilities Site Contingency, Number of Sites Owned by Third Party Excluded from Cleanup or Related Liabilities Potential Shortfall Bonus Estimated maximum Shortfall Bonus payable by the company on December 31, 2011. Maximum amount of the potential shortfall bonus Additional cleanup liabilities, maximum Site Contingency, Loss Exposure in Excess of Accrual, Best Estimate Site Contingency EPA Information Request Received Number of Sites Owned by Third Party Third party sites where EPA requested information on prior owner The number of sites owned by the third party for which the company has received an EPA information request about prior owners. Unrealized pre-tax gain (loss) on auction rate securities Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss) before Taxes Outstanding common shares acquired (as a percent) Business Acquisition, Percentage of Voting Interests Acquired Cash paid in exchange for acquisition Business Acquisition, Purchase Price Allocation, Current Assets, Cash and Cash Equivalents Business Acquisition [Line Items] Business Combinations Additional acquisitions Schedule of Business Acquisitions, by Acquisition [Table] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Total consideration for acquisition Business Acquisition, Cost of Acquired Entity, Purchase Price Fair value of consideration transferred Total combined purchase price of acquisition Available-for-sale Securities, Gross Unrealized Losses Temporary decline in fair value of securities Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Sales Sale of auction rate securities Future Amortization Expense, after Year Five Thereafter Goodwill, Purchase Accounting Adjustments Decrease from adjustments related to the Eveready acquisition during the measurement period Goodwill, Translation Adjustments Foreign currency translation Letters of Credit Outstanding, Amount Letters of credit, outstanding Long-term Debt, Fair Value Fair-value of outstanding long-term debt Loss Contingency, Damages Sought, Value Damages claimed by municipalities Proceeds from Sale of Long-term Investments Proceeds from sale of long-term investments Revenue from External Customers Third party revenues COMMITMENTS AND CONTINGENCIES Guarantees [Abstract] Guarantees Other intangible assets Repayments of Debt Senior secured notes redeemed Reportable segments Segment Reporting Information, Intersegment Revenue Intersegment revenues, net Schedule of Accrued Liabilities [Table Text Block] Accrued expenses Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Fair value of assets measured on a recurring basis Schedule of Expected Amortization Expense [Table Text Block] Schedule of expected amortization for the net carrying amount of finite lived intangible assets Schedule of Change in Asset Retirement Obligation [Table Text Block] Schedule of closure and post-closure liabilities Schedule of Calculation of Numerator and Denominator in Earnings Per Share [Table Text Block] Reconciliation of basic and diluted earnings per share computations Corporate Items Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value, Hierarchy [Axis] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis Segment [Domain] Legal Entity [Axis] Entity [Domain] Property, plant and equipment accrued Noncash or Part Noncash Acquisition, Value of Assets Acquired Noncash or Part Noncash Acquisition, Value of Liabilities Assumed Liabilities assumed in acquisition GUARANTOR AND NON-GUARANTOR SUBSIDIARIES FINANCIAL INFORMATION Condensed Financial Information for Subsidiary Guarantors and Non Guarantors Disclosure [Text Block] This element represents the disclosure of the condensed financial statements (balance sheet, income statement and statement of cash flows), normally using the registrant (parent) as the sole domain member. If condensed consolidating financial statements are being presented, other domain members (in addition to parent) such as guarantor subsidiaries, non-guarantor subsidiaries, and the consolidation eliminations, will be included in order that the respective monetary amounts for each of the domains will aggregate to the respective amounts on the consolidated financial statements. The line items are the various captions used to compile the condensed financial statements. Using extensions, most, if not all, of the elements representing condensed financial statement captions will be the same as those used for the consolidated financial statements captions. SIGNIFICANT ACCOUNTING POLICIES BUSINESS COMBINATIONS FAIR VALUE MEASUREMENTS GOODWILL AND OTHER INTANGIBLE ASSETS INCOME TAXES STOCK-BASED COMPENSATION SEGMENT REPORTING ADDITIONAL ACQUISITIONS Proposed Additional Acquisitions Disclosure [Text Block] ADDITIONAL ACQUISITIONS Disclosure in respect of proposed additional acquisitions during the period by the reporting entity. Entity Registrant Name Entity Central Index Key Document Type Document Period End Date Amendment Flag Amendment Description Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Public Float Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus BASIS OF PRESENTATION FINANCING ARRANGEMENTS CLOSURE AND POST-CLOSURE LIABILITIES REMEDIAL LIABILITIES Operating Segments Number Number of operating segments Represents the number of operating segments of the entity. Property, Plant and Equipment (excluding landfill assets) Property, Plant and Equipment, Policy [Policy Text Block] Schedule of asset classification and estimated useful life Property, Plant and Equipment [Table Text Block] Interest capitalized to fixed assets Interest Costs, Capitalized During Period Schedule of Property, Plant and Equipment [Table] Property, Plant and Equipment by Type [Axis] Property, Plant and Equipment, Type [Domain] Buildings Land, leasehold and building improvements Equipment Vehicles Capitalized software and computer equipment Solar equipment Represents the long-lived, depreciable asset which consists of a solar array that is used to provide electric power for a continuously operating groundwater decontamination pump and treatment system at a closed and capped landfill. Containers and railcars All other equipment Represents the long-lived, depreciable assets used to produce goods and services. Furniture and fixtures Property, Plant and Equipment (excluding landfill assets): Property, Plant and Equipment [Line Items] Estimated useful life, minimum (in years) Property, Plant and Equipment, Useful Life, Minimum Estimated useful life, maximum (in years) Property, Plant and Equipment, Useful Life, Maximum Business Acquisition, Percentage Ownership Of Acquiree Prior to Acquisition Percentage of outstanding common shares of acquiree already owned by company (as a percent) Represents the percentage of outstanding common shares of the acquiree already owned by the company. Summary of consideration paid for Peak at the acquisition date Business Acquisition, Cost of Acquired Entity, Purchase Price [Abstract] Cash paid for Peak common shares Business Acquisition, Cost of Acquired Entity, Cash Paid Purchase price in cash Fair value of previously owned common shares Business Acquisition, Cost of Acquired Entity, Other Noncash Consideration Business Acquisition Cost of Acquired Entity, Cash Paid for in the Money Stock Options Represents the amount of cash paid to holders of in-the-money stock options of acquiree. Cash payments to holders of in-the-money stock options Summary of recognized amounts of identifiable assets acquired and liabilities assumed Business Acquisition, Purchase Price Allocation [Abstract] Current assets Business Acquisition, Purchase Price Allocation, Current Assets Property, plant and equipment Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment Identifiable intangible assets Business Acquisition, Purchase Price Allocation, Amortizable Intangible Assets Other assets Business Acquisition, Purchase Price Allocation, Other Noncurrent Assets Current liabilities Business Acquisition, Purchase Price Allocation, Current Liabilities Other liabilities Business Acquisition, Purchase Price Allocation, Other Noncurrent Liabilities Goodwill Business Acquisition, Purchase Price Allocation, Goodwill Amount Customer receivables Business Acquisition, Purchase Price Allocation, Current Assets, Receivables Business Acquisition, Purchase Price Allocation Current Assets, Customer Receivables Gross Amount Due Represents the gross amount due of customer receivables acquired. Customer receivables, gross amount due Revenues attributable to Peak, included in the Company's consolidated statements of income Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual Net income attributable to Peak, included in the Company's consolidated statements of income Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual Unaudited pro forma combined summary data Business Acquisition, Pro Forma Information [Abstract] Pro forma combined revenues Business Acquisition, Pro Forma Revenue Pro forma combined net income Business Acquisition, Pro Forma Net Income (Loss) Gain (loss) on remeasurement of fair value, recognized in other income Marketable Securities, Unrealized Gain (Loss) Schedule of Acquired Finite-Lived Intangible Asset by Major Class [Table] Acquired Finite-Lived Intangible Assets by Major Class [Axis] Non-compete agreements Acquired finite-lived intangible assets Acquired Finite-Lived Intangible Assets [Line Items] Total Amount Assigned Acquired Finite-lived Intangible Asset, Amount Weighted Average Amortization Period (in years) Acquired Finite-lived Intangible Asset, Weighted Average Useful Life Total amounts assigned and the weighted average amortization period, by major intangible asset classes, related to the Peak acquisition Schedule of Acquired Finite-Lived Intangible Assets by Major Class [Table Text Block] Peak Energy Services Ltd.'s ("Peak") Details pertaining to acquisition of Peak Energy Services Ltd.'s (Peak). Foreign Currency Exchange Rate, Translation Exchange rate translation Summary of the preliminary purchase price for Peak at the acquisition date Schedule of Purchase Price Allocation [Table Text Block] Summary of recognized amounts of identifiable assets acquired and liabilities assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Number of Term Loan Facilities Represents the number of term loan facilities. Number of term loan facilities Business Acquisition, Minimum Affirmative Percentage of Acquirees Shareholders Vote Required for Acquisition Approval Represents the minimum affirmative voting percentage of acquiree shareholders required for the approval of acquisition transaction. Minimum affirmative percentage of acquiree shareholders vote required for approval of acquisition transaction (as a percent) Business Acquisition, Acquirees Obligation to Reimburse Out of Pocket Expenses Amount Represents the amount of obligation of acquiree to reimburse the out of pocket expenses incurred in connection with the proposed acquisition transaction. Maximum amount of obligation of acquiree to reimburse the out of pocket expenses incurred Business Acquisition, Out of Pocket Expenses Reimbursed by Acquiree Represents the amount of reimbursement received from acquiree in accordance with this provision of the acquisition agreement. Reimbursement received from acquiree Depreciation and amortization expense, property, plant and equipment Represents the expense recognized in the current period, which allocates the cost of property, plant and equipment to periods that benefit from use of the assets. Property, Plant and Equipment, Depreciation and Amortization Buildings and building improvements Camp Equipment Represents the industrial lodging facilities that are utilized in the entity's Industrial Services segment to provide lodging services to companies in the refinery and petrochemical industries. Previous revolving credit facility Details pertaining to the prior line of credit facility which was replaced with a new facility. Canadian subsidiaries Letters of credit Revolving credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Senior secured notes issued, aggregate principal amount Debt Instrument, Increase, Additional Borrowings Net proceeds from issuance and sale of new notes, after deducting initial purchasers' discount and estimated other transaction expenses Proceeds from Debt, Net of Issuance Costs Long-term Debt Redemption, Price During Twelve Month Period, Commencing on August, 2012 as Percentage of Principal Amount Represents the redemption price as a percentage of the principal amount at which the debt instrument may be redeemed during the 12-month period commencing on August 15, 2012. 2012 redemption price as a percentage of the principle amount (as a percent) Long-term Debt Redemption Price, During Twelve Month Period Commencing on August, 2013 as Percentage of Principal Amount Represents the redemption price as a percentage of the principal amount at which the debt instrument may be redeemed during the 12-month period commencing on August 15, 2013. 2013 redemption price as a percentage of the principle amount (as a percent) Long-term Debt Redemption Price, During Twelve Month Period Commencing on August,2014 and There after as Percentage of Principal Amount Represents the redemption price as a percentage of the principal amount at which the debt instrument may be redeemed during the 12-month period commencing on August 15, 2014 and thereafter. 2014 and thereafter redemption price as a percentage of the principle amount (as a percent) Long-term Debt Redemption on or After September,2011 but Prior to August, 2012 as Percentage of Principal Amount Represents the maximum percentage of the aggregate principal amount of debt instruments that may be redeemed on or after September 29, 2011 but prior to August 15, 2012. Maximum percentage of the aggregate principal amount of notes redeemable on or after September 29, 2011 but prior to August 15, 2012 (as a percent) Long-term Debt Redemption Price on or After September, 2011 but Prior to August, 2012 as Percentage of Principal Amount Represents the redemption price as a percentage of the principal amount at which the debt instrument may be redeemed on or after September 29, 2011 but prior to August 15, 2012. Redemption price as a percentage of principal amount of notes redeemable on or after September 29, 2011 but prior to August 15, 2012 (as a percent) Long-term Debt Redemption With Net Proceeds from Equity of ferings as Percentage of Principal Amount Represents the maximum percentage of the aggregate principal amount of debt instruments that may be redeemed with net proceeds of certain equity offerings prior to August 15, 2012. Maximum percentage of the aggregate principal amount of notes redeemable prior to August 15, 2012 with net proceeds of certain equity offerings (as a percent) Long-term Debt Redemption Price with Net Proceeds from Equity of ferings as Percentage of Principal Amount Represents the redemption price as a percentage of the principal amount at which the debt instruments may be redeemed with net proceeds of certain equity offerings prior to August 15, 2012. Percentage of redemption price to principle amount (as a percent) Long-term Debt Redemption, Price as Percentage of Principal Amount Represents the redemption price as a percentage of the principal amount, at which the entity may redeem some or all of the debt instruments prior to August 15, 2012. Percentage of principal amount at which the entity may redeem some or all of the notes prior to April 1, 2013 (as a percent) Long-term Debt Redemption Price Due to Change of Control as Percentage of Principal Amount Represents the redemption price as a percentage of the principal amount at which the debt instrument may be required to be redeemed in the event of a change of control of the company. Percentage of principal amount at which notes may be required to be repurchased in event of change of control (as a percent) Long-term Debt Redemption Price Due to Sales of Certain Assets as Percentage of Principal Amount Represents the redemption price as a percentage of the principal amount at which the debt instrument may be required to be repurchased in the event of sale of assets under specified circumstances. Percentage of principal amount at which notes may be required to be repurchased in event of sale of assets under specified circumstances (as a percent) Debt Instrument, Maximum Number of Days Following Issuance for Exchange Offer, Registration Statement to be Declared Effective Represents the maximum number of days after the issuance of the offered debt instruments, in which the entity and the guarantors are to use reasonable efforts to cause the exchange offer registration statement to be declared effective giving rise to the exchange offer to be consummated. Maximum number of days following issuance of debt in which the exchange offer is to be consummated (in days) Debt Instrument, Maximum Number of Days Following the Date of Specified Event, for Shelf Registration Statement to be Declared Effective Represents the maximum number of days after the date of the specified event, in which the entity is to use commercially reasonable efforts to cause the shelf registration statement to be declared effective giving rise to the requirement to file the shelf registration statement for the resale of the debt instruments. Maximum number of days to declare shelf registration statement effective from the date of specific events (in days) Represents the number of subsidiaries of the entity, added as parties to the credit facility. Line of Credit Facility Number of Subsidiaries Added as Party Number of subsidiaries to be added as a party to the facility Variable interest rate, basis Debt Instrument, Description of Variable Rate Basis Debt Instrument Basis Spread on Variable Rate Low End of Range Applicable margin on variable interest rate basis, low end of range (as a percent) Minimum percentage points added to the reference rate to compute the variable rate on the debt instrument. Debt Instrument Basis Spread on Variable Rate High End of Range Applicable margin on variable interest rate basis, high end of range (as a percent) Maximum percentage points added to the reference rate to compute the variable rate on the debt instrument. Weighted average life (in years) Property, Plant and Equipment, Useful Life, Average Stockholders' Equity Note, Stock Split, Distributed Conversion Ratio Authorized stock split distributed, number of shares per each share held Number of shares issued to stockholders as a result of a stock split during the period for each share held by stockholders as of the record date. Common Stock, Number of Shares Authorized, Prior to Increase Common stock, authorized shares, prior to increase (in shares) Represents the maximum number of common shares permitted to be issued by the entity's charter and bylaws, prior to increase by the stockholders of the company. Stockholders' Equity Note, Stock Split, Conversion Ratio Authorized stock split declared, number of shares per each share held Other Contingencies Represents the other contingencies, not otherwise specified by the entity. Other Contingencies [Abstract] Other Contingencies Payments to Acquire Minority Interest in Privately Held Company Represents the amount paid to acquire minority interest in a privately-held company. Payment to acquire minority interest in a privately-held company Proceeds from Irrevocable Call Right Exercised by the Privately Held Company Represents the amount received from the privately-held company in which the entity holds noncontrolling interest, due to the exercise of irrevocable call right on shares held by the entity. Proceeds from irrevocable call right exercised by the privately-held company on shares held Long-term Debt, Purchase Price for The Purposes of Resale as Percentage of Principal, Amount Represents the purchase price of debt instrument as a percentage of the aggregate principal amount at which the debt instrument is priced under the purchase agreement for resale. Purchase price of debt instrument under purchase agreement (as a percent) Long-term Debt, Purchase Price for The Purposes of Resale Effective Yield to Maturity Represents the effective yield to maturity on debt instrument. Effective yield to maturity on debt instrument (as a percent) Debt Instrument, Additional Interest Rate on Default of Obligations under Registration Rights Agreement Represents the additional interest rate per annum that will be payable on debt instruments if the entity and the guarantors default on their registration obligations under the registration rights agreement. Special interest on default of registration obligations under the registration rights agreement Debt Instrument, Variable Rate Base [Axis] The alternative reference rates that may be used to calculate the variable interest rate of the debt instrument. Debt Instrument, Variable Rate Base [Domain] Identification of the reference rate that is used to calculate the variable interest rate of the debt instrument. The base rate used to calculate the variable interest rate on the LIBOR loans. LIBOR loans The base rate used to calculate the variable interest rate on the base rate loans. Base rate loans Business Acquisition, Purchase Price Allocation, Identifiable Assets, Net Represents the amount of acquisition cost of a business combination allocated to identifiable net assets, excluding goodwill. Total identifiable net assets Dividends Paid The cash outflow from the entity's earnings to the shareholders. This includes dividends paid to noncontrolling interests holders. Dividends (paid) / received Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net Total Schedule of Debt Instrument Redemption Price [Table Text Block] Tabular disclosure containing future redemption prices of a debt instrument expressed as a percentage of the principal amount. Schedule of redemption prices expressed as percentages of the principal amount ACCRUED EXPENSES ACCRUED EXPENSES Accrued Expenses Disclosure [Text Block] The entire disclosure for accrued expenses at the end of the reporting period. Business Acquisition, Pro Forma Combined Information [Table Text Block] Unaudited pro forma combined summary data as if Peak had been acquired at the beginning of the periods presented Tabular disclosure of unaudited pro forma combined summary data presenting information as if the acquiree had been acquired at the beginning of the periods presented. Redemption price as a percentage of the principal amount The redemption price expressed as a percentage of the principal amount of term loan facilities. Term Loan Facilities, Percentage of Redemption Price of Principal Amount The amount of unrecognized tax benefits including interest and penalties pertaining to uncertain tax positions taken in tax returns as of the balance sheet date. Unrecognized tax benefits and related reserves including interest and penalties Unrecognized Tax Benefits Including Interest and Penalties Significant Change in Unrecognized Tax Benefits Including Interest and Penalties is Reasonably Possible Amount of Unrecorded Benefit The amount of the unrecognized tax benefit including interest and penalties of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date. Anticipated decrease in unrecognized tax benefits (including interest and penalties) in the next twelve months Acquisition related costs Business Combination, Acquisition Related Costs Number of Businesses Acquired Number of acquisition agreements Business Acquisition Purchase Price, Percentage of Total Assets of Entity Represents the percentage of total assets of the entity, which is the purchase price, provided under the business acquisition agreement. Percentage of total assets, purchase price (as a percent) Oil and Gas Field Services This element represents the Oil and Gas Field Services segment of the entity. Decrease in effective income tax rate Effective Income Tax Rate Reconciliation, Deductions Business Acquisition Ownership Interest Fair Value at Acquisition Represents the fair value of ownership of the entity at the acquisition date. Fair value of ownership interest at acquisition-date Gulf of Mexico This element represents the Gulf of Mexico segment of the entity. Customer relationships Logan International Inc. Details pertaining to the acquisition of Logan International Inc. Privately owned U.S. and Canadian company Details pertaining to the acquisition of all of the outstanding stock of a privately owned U.S. company and privately owned Canadian company. Number of Additional Businesses to be Acquired Number of additional businesses to be acquired Number of additional businesses to be acquired by the entity. Proceeds from Intercompany Financing Intercompany financing This element represents the proceeds from intercompany financing. Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain (Loss), Net Gain loss recognized in other income previously held as common shares Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value Fair value of common shares in acquiree Business Acquisition, Pro Forma Earnings Per Share, Diluted Diluted earnings per share SUBSEQUENT EVENT SUBSEQUENT EVENT Subsequent Events [Text Block] NONCONTROLLING INTEREST STOCKHOLDERS' EQUITY SUPPLIES INVENTORY RECENT ACCOUNTING PRONOUNCEMENTS RECENT ACCOUNTING PRONOUNCEMENTS Description of New Accounting Pronouncements Not yet Adopted [Text Block] RELATED PARTY TRANSACTIONS Business Acquisition Purchase Price Allocation Current Assets Cash and Cash Equivalents Assumed for Debt Repayment Represents the amount of cash and cash equivalents assumed in a business combination for repaying debt of acquired entity. Cash assumed for repayment of outstanding Peak debt Loss Contingency, Range of Loss Reserves relating to legal and administrative proceedings The estimated minimum amount of possible loss from the federal and state enforcement actions.