Business Combinations [Abstract]
Schedule of Business Acquisitions, by Acquisition [Table]
Business Acquisition [Axis]
Business Acquisition, Acquiree [Domain]
Safety-Kleen [Member]
Safety-Kleen [Member]
Safety-Kleen [Member]
Other 2012 Acquisitions [Member]
Series of Individually Immaterial Business Acquisitions [Member]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Summary of recognized amounts of identifiable assets acquired and liabilities assumed
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]
Business Acquisition, Pro Forma Combined Information
Business Acquisition, Pro Forma Combined Information [Table Text Block]
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.
Property, Plant and Equipment [Abstract]
PROPERTY, PLANT AND EQUIPMENT
Property, Plant and Equipment Disclosure [Text Block]
Goodwill and Intangible Assets Disclosure [Abstract]
Schedule of Finite-Lived Intangible Assets by Major Class [Table]
Schedule of Finite-Lived Intangible Assets [Table]
Business Acquisition [Axis]
Business Acquisition, Acquiree [Domain]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Finite-Lived Intangible Assets, Major Class Name [Domain]
Permits
Permits [Member]
The description that pertains to the permits.
Customer relationships
Customer Relationships [Member]
Other intangible assets
Other Intangible Assets [Member]
Finite-lived intangible assets
Finite-Lived Intangible Assets [Line Items]
Cost
Finite-Lived Intangible Assets, Gross
Accumulated Amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Finite-Lived Intangible Assets, Net
Finite-Lived Intangible Assets, Net
Weighted Average Amortization Period (in years)
Finite-Lived Intangible Asset, Useful Life
Intangible Assets, Gross (Excluding Goodwill)
Intangible Assets, Gross (Excluding Goodwill)
Intangible Assets, Gross (Excluding Goodwill)
Indefinite-Lived Intangible Assets (Excluding Goodwill)
Indefinite-Lived Intangible Assets (Excluding Goodwill)
Total permits and other intangible assets, Net
Intangible Assets, Net (Excluding Goodwill)
Inventory Disclosure [Abstract]
Oil and oil products
Energy Related Inventory, Crude Oil, Products and Merchandise
Supplies and drums
Energy Related Inventory Supplies and Drums
Energy Related Inventory Supplies and Drums
Solvent and solutions
Energy Related Inventory, Chemicals
Other
Energy Related Inventory Other
Energy Related Inventory and Supplies Other
Total inventories and supplies
Supplies
Asset Retirement Obligation Disclosure [Abstract]
Closure and Post-closure Liabilities [Table]
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]
Closure and Post-closure Liabilities [Axis]
The information about each closure and post-closure liabilities during the period.
Closure and Post-closure Liabilities [Domain]
Closure and Post-closure Liabilities [Domain]
Closure and Post-closure Liabilities [Domain]
Landfill Retirement Liability
Landfill Retirement Liability [Member]
Represents the asset retirement obligations for landfill liability.
Non-Landfill Retirement Liability
Non-Landfill Retirement Liability [Member]
Represents the asset retirement obligations for non-landfill liability.
CLOSURE AND POST-CLOSURE LIABILITIES
Closure and Post Closure Liabilities [Line Items]
-- None. No documentation exists for this element. --
Changes to post-closure liabilities
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]
Balance at the beginning of the period
Asset Retirement Obligation
Adjustments during the measurement period related to acquisitions
Asset Retirement Obligation, Adjustments Related to Acquisitions
Asset Retirement Obligation, Adjustments Related to Acquisitions
New asset retirement obligations
Asset Retirement Obligation, Liabilities Incurred
Accretion
Asset Retirement Obligation, Accretion Expense
Changes in estimates recorded to statement of income
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.
Other changes in estimates recorded to balance sheet
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.
Expenditures
Asset Retirement Obligation, Liabilities Settled
Currency translation and other
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.
Balance at the end of the period
Credit-adjusted risk-free rate (as a percent)
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.
Guarantor and Non-Guarantor Subsidiaries Financial Information [Abstract]
-- None. No documentation exists for this element. --
Schedule of Condensed Financial Statements [Table]
Schedule of Condensed Financial Statements [Table]
Legal Entity [Axis]
Legal Entity [Axis]
Entity [Domain]
Entity [Domain]
Clean Harbors, Inc.
Parent Company [Member]
U.S. Guarantor Subsidiaries
Guarantor Subsidiaries [Member]
Foreign Non-Guarantor Subsidiaries
Non-Guarantor Subsidiaries [Member]
Consolidating Adjustments
Consolidation, Eliminations [Member]
Condensed consolidating balance sheet
Condensed Financial Statements, Captions [Line Items]
ASSETS
Assets [Abstract]
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value
Intercompany receivables
Receivables from Affiliates Subsidiaries and Holding Companies
This element represents receivables from affiliates, subsidiaries and the holding company.
Other current assets
Other Assets, Current
Property, plant and equipment, net
Property, Plant and Equipment, Net
Investments in subsidiaries
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures
Intercompany debt receivable
Debt Receivable from Affiliates Subsidiaries and Holding Companies
This element represents debts receivable from the affiliates, subsidiaries and the holding company.
Other long-term assets
Assets, Noncurrent, Excluding Property, Plant and Equipment
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.
Total assets
Assets
LIABILITIES AND STOCKHOLDERS' EQUITY
Liabilities and Equity [Abstract]
Current liabilities
Liabilities, Current
Intercompany payables
Payables to Affiliates Subsidiaries and Holding Companies
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.
Long-term obligations
Long-term Debt, Excluding Current Maturities
Capital lease obligations, net
Capital Lease Obligations, Noncurrent
Intercompany debt payable
Debt Payable to Affiliates Subsidiaries and Holding Companies
This element represents the debts payable to the affiliates, subsidiaries and the holding company.
Other long-term liabilities
Unrecognized Tax Benefits and Other Long-term Liabilities, Noncurrent
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.
Total liabilities
Liabilities
Stockholders' equity
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest
Total liabilities and stockholders’ equity
Liabilities and Equity
Equity [Abstract]
Schedule of Comprehensive Income (Loss)
Schedule of Comprehensive Income (Loss) [Table Text Block]
Schedule of Accumulated Other Comprehensive Income (Loss)
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Statement of Other Comprehensive Income [Abstract]
Statement [Table]
Statement [Table]
Scenario [Axis]
Scenario [Axis]
Scenario, Unspecified [Domain]
Scenario, Unspecified [Domain]
Statement [Line Items]
Statement [Line Items]
Net income
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest
Other Comprehensive Income [Abstract]
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax [Abstract]
Unrealized (losses) gains on available-for-sale securities (net of taxes of $70 and $41, respectively)
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax
Foreign currency translation adjustments
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax
Other comprehensive (loss) income
Other Comprehensive Income (Loss), Net of Tax
Comprehensive (loss) income
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest
CLOSURE AND POST-CLOSURE LIABILITIES
Asset Retirement Obligation Disclosure [Text Block]
Fair Value Disclosures [Abstract]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Table]
Fair Value Measurements, Recurring and Nonrecurring [Table]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Axis]
Long-term Debt, Type [Domain]
Long-term Debt, Type [Domain]
Unsecured Debt [Member]
Unsecured Debt [Member]
Debt Instrument [Axis]
Debt Instrument [Axis]
Debt Instrument, Name [Domain]
Debt Instrument, Name [Domain]
Unsecured Senior Notes 2020 [Member]
Unsecured Senior Notes 2020 [Member]
Unsecured Senior Notes 2020 [Member]
Unsecured Senior Notes 2021 [Member]
Unsecured Senior Notes 2021 [Member]
Unsecured Senior Notes 2021 [Member]
Measurement Frequency [Axis]
Fair Value, Measurement Frequency [Domain]
Fair Value, Measurements, Recurring [Member]
Fair Value, Hierarchy [Axis]
Fair Value, Hierarchy [Axis]
Fair Value, Measurements, Fair Value Hierarchy [Domain]
Fair Value, Measurements, Fair Value Hierarchy [Domain]
Total
Estimate of Fair Value, Fair Value Disclosure [Member]
Fair Value, Inputs, Level 1 [Member]
Fair Value, Inputs, Level 1 [Member]
Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Inputs, Level 2 [Member]
Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term Debt, Fair Value
Long-term Debt, Fair Value
Auction rate securities
Long-term Investments
Derivative Assets
Derivative Assets
Marketable securities
Marketable Securities, Current
Derivative Liabilities
Derivative Liabilities
Temporary decline in fair value of securities
Available-for-sale Securities, Gross Unrealized Losses
Changes in the entity's auction rate securities measured at fair value on a recurring basis using significant unobservable inputs (Level 3)
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Balance at the beginning of the period
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value
Unrealized gain (loss) included in other comprehensive income
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Other Comprehensive Income (Loss)
Balance at the end of the period
INVENTORIES AND SUPPLIES
Inventory Disclosure [Text Block]
Schedule of changes to goodwill
Schedule of Goodwill [Table Text Block]
Summary of amortizable other intangible assets
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Table Text Block]
[Table Text Block] for Schedule of Finite-lived and Indefinite-lived Intangible Assets [Table]
Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]
Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]
Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]
Schedule of expected amortization for the net carrying amount of finite lived intangible assets
Schedule of Expected Amortization Expense [Table Text Block]
Statement of Financial Position [Abstract]
Current assets:
Assets, Current [Abstract]
Accounts receivable, net of allowances aggregating $13,531 and $11,125, respectively
Accounts Receivable, Net, Current
Unbilled accounts receivable
Unbilled Accounts Receivable, Current
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).
Deferred costs
Deferred Finance Costs, Current, Net
Prepaid expenses and other current assets
Prepaid Expenses and Other Assets, Current
This element represents current portion of prepaid expenses and other assets.
Inventories and supplies
Deferred tax assets
Deferred Tax Assets, Net of Valuation Allowance, Current
Total current assets
Assets, Current
Property, plant and equipment, net
Other assets:
Other Assets, Noncurrent [Abstract]
Long-term investments
Deferred financing costs
Deferred Finance Costs, Noncurrent, Net
Goodwill
Goodwill
Permits and other intangibles, net
Other
Other Assets, Noncurrent
Total other assets
Current liabilities:
Liabilities, Current [Abstract]
Current portion of capital lease obligations
Capital Lease Obligations, Current
Accounts payable
Accounts Payable, Current
Deferred revenue
Deferred Revenue and Credits, Current
Accrued expenses
Accrued Liabilities, Current
Current portion of closure, post-closure and remedial liabilities
Accrued Capping, Closure, Post Closure and Remedial Liabilities, Current
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.
Total current liabilities
Other liabilities:
Other Liabilities, Noncurrent [Abstract]
Closure and post-closure liabilities, less current portion of $3,683 and $8,791, respectively
Accrued Capping, Closure, Post-closure and Environmental Costs, Noncurrent
Remedial liabilities, less current portion of $17,892 and $15,330, respectively
Accrued Environmental Loss Contingencies, Noncurrent
Capital lease obligations, less current portion
Deferred taxes, unrecognized tax benefits and other long-term liabilities
Total other liabilities
Liabilities, Noncurrent
Stockholders' equity:
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]
Common stock, $.01 par value:
Common Stock, Number of Shares, Par Value and Other Disclosures [Abstract]
Authorized 80,000,000; shares issued and outstanding 60,491,452 and 60,385,453 shares, respectively
Common Stock, Value, Issued
Shares held under employee participation plan
Common Stock Issued, Employee Trust, Deferred
Additional paid-in capital
Additional Paid in Capital, Common Stock
Accumulated other comprehensive income
Accumulated Other Comprehensive Income (Loss), Net of Tax
Accumulated earnings
Retained Earnings (Accumulated Deficit)
Total stockholders’ equity
Accrued Expenses [ABSTRACT]
-- None. No documentation exists for this element. --
ACCRUED EXPENSES
Accrued Expenses Disclosure [Text Block]
The entire disclosure for accrued expenses at the end of the reporting period.
Schedule of condensed consolidating balance sheet
Schedule of Condensed Consolidating Balance Sheet [Table Text Block]
Disclosure of the condensed consolidating balance sheet normally using the registrant (parent) as the sole domain member.
Schedule of consolidating statement of income
Schedule of Condensed Consolidating Statement of Operations [Table Text Block]
Disclosure of the condensed statement of operations normally using the registrant (parent) as the sole domain member.
Schedule of condensed consolidating statement of cash flows
Schedule of Condensed Consolidating Statement of Cash Flows [Table Text Block]
Disclosure of the condensed statement of cash flows normally using the registrant (parent) as the sole domain member.
Income Tax Disclosure [Abstract]
Income Tax Contingency [Table]
Income Tax Contingency [Table]
Income Tax Authority [Axis]
Income Tax Authority [Axis]
Income Tax Authority [Domain]
Income Tax Authority [Domain]
Foreign and State [Member]
Foreign and State [Member]
Foreign and State [Member]
Income Tax Contingency [Line Items]
Income Tax Contingency [Line Items]
The Company's effective tax rate (as a percent)
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.
Unrecognized tax benefits
Unrecognized Tax Benefits
Unrecognized tax benefits, interest
Unrecognized Tax Benefits, Interest on Income Taxes Accrued
Amount of decrease in unrecognized tax benefits that, if realized, will impact the effective tax rate
Unrecognized Tax Benefits that Would Impact Effective Tax Rate
Earnings Per Share [Abstract]
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]
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 [Axis]
Antidilutive Securities, Name [Domain]
Antidilutive Securities, Name [Domain]
Outstanding Stock Awards [Member]
Outstanding Stock Awards [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from computation of earning per share (in shares)
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Income Statement [Abstract]
Revenues:
Revenues [Abstract]
Service revenues
Sales Revenue, Services, Net
Product revenues
Sales Revenue, Goods, Net
Total revenues
Revenues
Cost of revenues (exclusive of items shown separately below)
Cost of Revenue [Abstract]
Service revenues
Cost of Services
Product revenues
Cost of Goods Sold
Total cost of revenues
Cost of Revenue
Selling, general and administrative expenses
Selling, General and Administrative Expense
Accretion of environmental liabilities
Accretion of Environmental Liabilities
This element includes accretion expenditure that pertains to asset retirement obligations and environmental remediation.
Depreciation and amortization
Depreciation, Depletion and Amortization
Income from operations
Operating Income (Loss)
Other income (expense)
Other Nonoperating Income (Expense)
Interest expense, net of interest income of $111 and $186, respectively
Interest Expense, Net
This element represents the amount of interest expense, net of investment interest income.
Income before provision for income taxes
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest
Provision for income taxes
Income Tax Expense (Benefit)
Net income
Income (Loss) from Continuing Operations, Including Portion Attributable to Noncontrolling Interest
Earnings per share:
Basic
Earnings Per Share, Basic
Diluted
Earnings Per Share, Diluted
Weighted average common shares outstanding - basic
Weighted Average Number of Shares Outstanding, Basic
Weighted average common shares outstanding - diluted
Weighted Average Number of Shares Outstanding, Diluted
Property, Plant and Equipment
Property, Plant and Equipment [Table Text Block]
BUSINESS COMBINATIONS
Business Combination Disclosure [Text Block]
Segment Reporting [Abstract]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule of Segment Reporting Information, by Segment [Table]
Business Segments [Axis]
Business Segments [Axis]
Segment [Domain]
Segment [Domain]
Reportable Segment [Member]
Reportable Segment [Member]
Technical Services [Member]
Technical Services [Member]
This element represents the Technical Services segment of the entity.
Oil Re-Refining and Recycling [Member]
Field Services [Member]
This element represents the Field Services segment of the entity.
S K Environmental Services [Member]
S K Environmental Services [Member]
SK Environmental Services [Member]
Industrial and Field Services [Member]
Industrial Services [Member]
This element represents the Industrial Services segment of the entity.
Oil and Gas Field Services [Member]
Oil and Gas Field Services [Member]
This element represents the Oil and Gas Field Services segment of the entity.
Corporate Items [Member]
Unallocated Amount to Segment [Member]
Statement, Geographical [Axis]
Geographical [Axis]
Segment, Geographical [Domain]
Segment, Geographical [Domain]
United States
United States [Member]
This element represents the United States segment of the entity.
Canada
Canada [Member]
This element represents the Canada segment of the entity.
Other foreign
Other Foreign [Member]
This element represents the other foreign segment of the entity.
Segment reporting information
Segment Reporting Information [Line Items]
Third party revenues
Revenue from External Customers
Intersegment revenues, net
Segment Reporting Information, Intersegment Revenue
Corporate Items, net
Revenue (Expense) Allocation to Segments, Net
Revenue (Expense) Allocation to Segments, Net
Adjusted EBITDA, Total
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.
Permits and other intangibles, net
Total Intangible assets
Intangible Assets, Net (Including Goodwill)
Total assets
Reconciliation to Consolidated Statements of Income:
Reconciliation of Net Income to Adjusted EBITDA [Abstract]
-- None. No documentation exists for this element. --
Reporting segments number
Reporting Segments Number
The number of reportable segments of the entity.
Number of operations for which the revenues are insignificant
Number of Operations Not Managed by Reportable Segments
This element represents the number of operations not managed by reportable segments.
Pre-tax, non-cash acquisition accounting adjustments
Noncash Acquisition Accounting Adjustments, Before Tax
Noncash Acquisition Accounting Adjustments, Before Tax
Other (income) expense
Interest expense, net of interest income
Environmental Remediation Obligations [Abstract]
Changes to remedial liabilities
Schedule of Environmental Loss Contingencies by Site [Table Text Block]
Accrued expenses
Schedule of Accrued Liabilities [Table Text Block]
EARNINGS PER SHARE
Earnings Per Share [Text Block]
Debt Disclosure [Abstract]
Schedule of Long-term Debt Instruments [Table]
Schedule of Long-term Debt Instruments [Table]
Line of Credit [Member]
Line of Credit [Member]
Letter of Credit [Member]
Letter of Credit [Member]
Financing arrangements
Debt Instrument [Line Items]
Senior unsecured notes
Long-term Debt, Gross
Revolving credit facility due January 17, 2018
Line of Credit Facility, Amount Outstanding
Long-term obligations
Revolving credit facility, maximum borrowing capacity
Line of Credit Facility, Maximum Borrowing Capacity
Line of credit facility available borrowing capacity
Line of Credit Facility, Remaining Borrowing Capacity
Letters of credit amount outstanding
Letters of Credit Outstanding, Amount
Senior unsecured notes principal amount
Debt Instrument, Face Amount
Stated interest rate
Debt Instrument, Interest Rate, Stated Percentage
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
STOCK-BASED COMPENSATION
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
Commitments and Contingencies Disclosure [Abstract]
Environmental Contingencies [Table]
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]
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]
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
Legal and Administrative Proceedings [Member]
Represents the actual or potential liabilities that are related to the legal and administrative proceedings.
Ville Mercier
Ville Mercier [Member]
Represents the details that pertain to the Ville Mercier.
Product Liability Cases [Member]
Product Liability Cases [Member]
Product Liability Cases [Member]
Fees Class Action Claims [Member]
Fees Class Action Claims [Member]
Fees Class Action Claims [Member]
Superfund Proceedings
Superfund Proceedings [Member]
Represents the indemnification obligations under federal or state Superfund laws.
Wichita Property [Member]
Wichita Property [Member]
Represents the details that pertain to Wichita Property.
Marine Shale Site [Member]
Marine Shale Site [Member]
Represents the details that pertain to the Marine Shale Site.
Certain Other Third Party Sites [Member]
Certain Other Third Party Sites [member]
Represents the details that pertain to Certain Other Third Party Sites.
Federal and State Enforcement Actions [Member]
Federal and State Enforcement Actions [Member]
The regulatory proceedings that are relating primarily to waste treatment, storage or disposal facilities.
The Company [Member]
Indemnification Agreement Party [Axis]
Indemnification Agreement Party [Axis]
Indemnification Agreement Party [Axis]
Indemnification Agreement Party [Domain]
Indemnification Agreement Party [Domain]
[Domain] for Indemnification Agreement Party [Axis]
ChemWaste [Member]
Chem Waste [Member]
ChemWaste [Member]
McKesson Corporation [Member]
Mc Kesson Corporation [Member]
Mc Kesson Corporation [Member]
Contingencies [Line Items]
Contingencies [Line Items]
-- None. No documentation exists for this element. --
Reserves relating to legal and administrative proceedings
Loss Contingency Accrual, at Carrying Value
Possible increase in legal and administrative proceedings
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.
Number of permits issued by government, for dumping organic liquid
Number of Permits Issued by Government to Dump Organic Liquid
The number of permits that are granted by the government in relation to environmental liabilities.
Number of neighboring municipalities filing separate legal proceedings against the Mercier Subsidiary and the Government of Quebec
Number of Neighboring Municipalities Filing Separate Legal Proceedings
This element represents the number of municipalities other than Ville Mercier that filed legal proceedings against the Mercier Subsidiary.
Total number of municipalities filings separate legal proceedings
Number of Total Municipalities Filing Separate Legal Proceedings
This element represents the total number of municipalities that filed legal proceedings against the Mercier Subsidiary.
Damages claimed by municipalities
Loss Contingency, Damages Sought, Value
Suit against alleged past costs
Loss Contingency, Actions Taken by Plaintiff Value
This element represents the suit against recovery of alleged past costs.
Accrued remedial liabilities
Accrual for Environmental Loss Contingencies
Number of lawsuits filed
Loss Contingency, Number of Plaintiffs
Third party sites arising out of acquisition of assets
Site Contingency, Cleanup Costs Number of Sites Owned by Third Party
The number of sites for which cleanup costs are incurred subject to proceedings under federal or state superfund laws owned by third party.
Third party sites requiring expenditure on remediation
Site Contingency, Environmental Remediation Expense Number of Sites Owned by Third Party
The number of sites for which environmental remediation expense is incurred subject to proceedings under federal or state superfund laws owned by third party.
Number of pending personal injury claims allegedly resulting from the used of Safety-Kleen's products
Loss Contingency, Pending Claims, Number
Number of product liability claims settled or dismissed
Loss Contingency, Claims Settled and Dismissed, Number
Number of sites owned by third party excluded from cleanup or related liabilities
Site Contingency, Number of Sites
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.
Number of sites owned by the entity subject to proceedings under federal or state superfund laws
Site Contingency, Number of Sites Owned by Entity
The number of sites that are subject to proceedings under federal or state superfund laws that are owned by the entity.
Remaining reserves relating to listed third party sites
Site Contingency, Remaining Reserves
The remaining reserves relating to listed third party site.
Indemnification agreement with third party sites
Site Contingency, Indemnification Agreement Number of Sites Owned by Third Party
The number of sites for which the company has an indemnification agreement from the third party seller.
Notices received from owners of third party sites seeking indemnification from the company
Site Contingency, Number of Sites Owned by Third Party
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.
Number of sites where potential liability could exceed the $100,000 threshold
Number of Sites Where Potential Liability Could Exceed Threshold
Number of Sites Where Potential Liability Could Exceed Threshold
Additional cleanup liabilities, maximum
Site Contingency, Loss Exposure in Excess of Accrual, Best Estimate
Number of sites owned by a third party where Company was notified it is a PRP or potential PRP
Site Contingency, Number of Sites Owned by Third Party, Potentially Responsible Party, Notified
Site Contingency, Number of Sites Owned by Third Party, Potentially Responsible Party, Notified
Number of sites for which environmental remediation expense is settled
Site Contingency, Environmental Remediation Expense Settled Number of Sites Owned by Third Party
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
Site Contingency, Not Requiring Environmental Remediation Expense Number of Sites Owned by Third Party
The number of sites owned by the third party for which environmental remediation expense is not required.
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
The number of sites owned by third party excluded from cleanup or related liabilities under the terms of the CSD asset acquisition.
State-designated superfund site acquired, total acres
Site Contingency, Area Acquired by Entity
The total acres of the state-designated superfund site acquired by the entity.
GOODWILL AND OTHER INTANGIBLE ASSETS
Goodwill and Intangible Assets Disclosure [Text Block]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Award Type [Axis]
Award Type [Axis]
Award Type [Domain]
Award Type [Domain]
Restricted stock awards
Restricted Stock Awards [Member]
The element describes the details that pertain to restricted stock awards, which are granted by the entity, during the reporting period.
Awards granted
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Weighted-Average Grant-Date Fair Value (in dollars per share)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income (Loss) [Table]
Equity Components [Axis]
Equity Components [Axis]
Equity Component [Domain]
Equity Component [Domain]
Foreign Currency Translation [Member]
Accumulated Translation Adjustment [Member]
Unrealized Gain (Loss) on Available-For-Sale Securities [Member]
Accumulated Net Unrealized Investment Gain (Loss) [Member]
Unfunded Pension Liability [Member]
Accumulated Defined Benefit Plans Adjustment [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss) [Line Items]
[Line Items] for Accumulated Other Comprehensive Income (Loss) [Table]
Foreign currency translation - Gross
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax
Foreign currency translation, Tax Effect
Other Comprehensive Income (Loss), Foreign Currency Translation Gain (Loss) Arising During Period, Tax
Foreign currency translation, Net of Tax
Unrealized gain (loss) on available-for-sale securities, Gross
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, before Tax
Unrealized gain (loss) on available-for-sale securities, Tax Effect
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax
Unrealized gain (loss) on available-for-sale securities, Net of Tax
Other comprehensive (loss) income, Gross
Other Comprehensive Income (Loss), before Tax
Other comprehensive (loss) income, Tax Effect
Other Comprehensive Income (Loss), Tax
Components of Other Accumulated Income, Net of Tax [Roll Forward]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance
Other comprehensive loss
Ending balance
FAIR VALUE MEASUREMENTS
Fair Value Disclosures [Text Block]
Goodwill [Roll Forward]
Goodwill [Roll Forward]
Balance at January 1, 2013
Decrease from adjustments during the measurement period related to acquisitions
Goodwill, Purchase Accounting Adjustments
Currency translation
Goodwill, Translation Adjustments
Balance at March 31, 2013
Other Comprehensive Income [Abstract]
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax [Abstract]
Change in fair value of available for sale securities, tax
Statement of Cash Flows [Abstract]
Cash flows from operating activities:
Net Cash Provided by (Used in) Operating Activities [Abstract]
Adjustments to reconcile net income to net cash from operating activities:
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Allowance for doubtful accounts
Provision for Doubtful Accounts
Amortization of deferred financing costs and debt discount
Amortization of Financing Costs and Discounts
Changes in environmental liability estimates
Other Increase (Decrease) in Environmental Liabilities
Deferred income taxes
Deferred Income Tax Expense (Benefit)
Stock-based compensation
Share-based Compensation
Excess tax benefit of stock-based compensation
Excess Tax Benefit (Tax Deficiency) from Share-based Compensation, Operating Activities
Income tax benefit related to stock option exercises
Tax Benefit from Stock Options Exercised
Other expense (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).
Environmental expenditures
Payments for Environmental Liabilities
Changes in assets and liabilities, net of acquisitions
Increase (Decrease) in Operating Capital [Abstract]
Accounts receivable
Increase (Decrease) in Accounts Receivable
Inventories and supplies
Increase (Decrease) in Inventories
Other current assets
Increase (Decrease) in Other Operating Assets
Accounts payable
Increase (Decrease) in Accounts Payable
Other current and long-term liabilities
Increase (Decrease) in Other Operating Liabilities
Net cash from operating activities
Net Cash Provided by (Used in) Operating Activities
Cash flows from investing activities:
Net Cash Provided by (Used in) Investing Activities [Abstract]
Additions to property, plant and equipment
Payments to Acquire Property, Plant, and Equipment
Proceeds from sales of fixed assets
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.
Acquisitions, net of cash acquired
Payments to Acquire Businesses, Net of Cash Acquired
Additions to intangible assets, including costs to obtain or renew permits
Payments to Acquire Intangible Assets
Purchase of marketable securities
Payments to Acquire Available-for-sale Securities
Other
Proceeds from Insurance Settlement
Cash received from insurance settlement during the current period.
Net cash used in investing activities
Net Cash Provided by (Used in) Investing Activities
Cash flows from financing activities:
Net Cash Provided by (Used in) Financing Activities [Abstract]
Change in uncashed checks
Increase (Decrease) in Outstanding Checks, Financing Activities
Proceeds from exercise of stock options
Proceeds from Stock Options Exercised
Remittance of shares, net
Payments Related to Tax Withholding for Share-based Compensation
Proceeds from employee stock purchase plan
Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Excluding Stock Options
Deferred financing costs paid
Payments of Financing Costs
Payments on capital leases
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.
Issuance costs related to 2012 issuance of common stock
Payments of Stock Issuance Costs
Distribution of cash earned on employee participation plan
Distributions Earned on Employee Participation Plan
The cash outflow that is related to a cash and stock employee incentive award plan.
Excess tax benefit of stock-based compensation
Excess Tax Benefit (Tax Deficiency) from Share-based Compensation, Financing Activities
Net cash from financing activities
Net Cash Provided by (Used in) Financing Activities
Effect of exchange rate change on cash
Effect of Exchange Rate on Cash and Cash Equivalents
Decrease in cash and cash equivalents
Cash and Cash Equivalents, Period Increase (Decrease)
Cash and cash equivalents, beginning of period
Cash and cash equivalents, end of period
Supplemental information:
Supplemental Cash Flow Information [Abstract]
Cash payments for interest and income taxes:
Cash Payments for Interest and Income Taxes [Abstract]
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.
Interest paid
Interest Paid, Net
Income taxes paid
Income Taxes Paid, Net
Non-cash investing and financing activities:
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Property, plant and equipment accrued
Noncash or Part Noncash Acquisition, Value of Assets Acquired
Transfer of inventory to property, plant and equipment
Transfer of Inventory to Property, Plant and Equipment
Transfer of Inventory to Property, Plant and Equipment
FINANCING ARRANGEMENTS
Debt Disclosure [Text Block]
Interest, Income
Investment Income, Interest
Schedule of Business Acquisitions, by Acquisition [Table]
Scenario, Previously Reported [Member]
Scenario, Previously Reported [Member]
Business Acquisition [Line Items]
Acquisition-related costs
Business Combination, Acquisition Related Costs
Combined purchase price
Business Acquisition, Cost of Acquired Entity, Purchase Price
Assumption of long-term debt
Business Acquisition, Purchase Price Allocation, Current Liabilities, Long-term Debt
Post-closing adjustment to purchase price
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Consideration Transferred
Purchase Price Allocation
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Current assets
Business Acquisition, Purchase Price Allocation, Current Assets
Property, plant and equipment
Business Acquisition, Purchase Price Allocation, Property, Plant and Equipment
Customer relationships and other intangibles
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
Deferred taxes, unrecognized tax benefits and other long-term liabilities
Business Acquisition, Purchase Price Allocation, Other Noncurrent Liabilities
Total identifiable net assets
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.
Goodwill
Business Acquisition, Purchase Price Allocation, Goodwill Amount
Total
Business Acquisition, Purchase Price Allocation, Assets Acquired (Liabilities Assumed), Net
Other current assets, Measurement Period Adjustment
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Financial Assets
Property, plant and equipment, Measurement Period Adjustment
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Property, Plant, and Equipment
Permits and other intangibles, Measurement Period Adjustment
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Intangibles
Other assets, Measurement Period Adjustment
Business Combination Provisional Information Initial Accounting Incomplete Adjustment Other Assets
This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to other assets acquired in connection with a business combination for which the initial accounting was incomplete.
Current liabilities, Measurement Period Adjustment
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Financial Liabilities
Other liabilities, Measurement Period Adjustments
Business Combination Provisional Information Initial Accounting Incomplete Adjustment Other Liabilities
This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period acquired in connection with a business combination for which the initial accounting was incomplete.
Total identiiable net assets, Measurement Period Adjustments
Business Combination Provisional Information Initial Accounting Incomplete Adjustment Identifiable Net Assets
This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period acquired in connection with a business combination for which the initial accounting was incomplete.
Goodwill, Measurement Period Adjustments
Goodwill, Allocation Adjustment
Total, Measurement Period Adjustments
Business Acquisition Cost Of Acquired Entity Purchase Price Measurement Adjustment
Business Acquisition Cost Of Acquired Entity Purchase Price Measurement Adjustment
Preliminary fair value of customer receivables
Business Combination, Acquired Receivables, Fair Value
Gross amounts of customer receivables
Business Acquisition, Purchase Price Allocation Current Assets, Customer Receivables Gross Amount Due
Represents the gross amount due of customer receivables acquired.
Business Acquisition, Pro Forma Information [Abstract]
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)
SEGMENT REPORTING
Segment Reporting Disclosure [Text Block]
Reconciliation of third party revenues to direct revenues
Schedule of Segment Revenues [Table Text Block]
Tabular disclosure of the direct revenues for each reportable segment, including a reconciliation to consolidated third party revenues.
Reconciliation to consolidated statements of income to adjusted EBITDA
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.
PP&E and intangible assets by segment
Schedule of Segment PPE and Intangible Assets [Table Text Block]
Tabular disclosure of property, plant and equipment and intangible assets for each reportable segment, including a reconciliation to consolidated amounts.
Total assets by segment
Schedule of Segment Total Assets [Table Text Block]
Tabular disclosure of total assets for each reportable segment, including a reconciliation to consolidated amounts.
Total assets by geographical area
Schedule of Total Assets by Geographical Area [Table Text Block]
Tabular disclosure of total assets by geographical area, including a reconciliation to consolidated amounts.
Consolidating statement of income
Service cost of revenues
Product cost of revenues
Interest (expense) income
Equity in earnings of subsidiaries
Income (Loss) from Affiliates Subsidiaries and Holding Company
Represents the income (loss) from affiliates, subsidiaries and the holding company.
Intercompany dividend income (expense)
Net Dividend Income from Affiliates Subsidiaries and Holding Company
Represents the net dividend income from affiliates, subsidiaries and the holding company.
Intercompany interest income (expense)
Net Interest Income from Affiliates Subsidiaries and Holding Company
Represents the net interest income from affiliates, subsidiaries and the holding company.
Provision (benefit) for income taxes
Net income
Other comprehensive income (loss)
INCOME TAXES
Income Tax Disclosure [Text Block]
Business Combinations, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Business Combinations, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Senior Notes [Member]
Senior Notes [Member]
Outstanding common shares acquired (as a percent)
Business Acquisition, Percentage of Voting Interests Acquired
Net working capital adjustment included in purchase price
Business Combination, Consideration Transferred, Other
Net working capital adjustment threshhold
Threshold Amount By Which The Estimated Net Working Capital (Excluding Cash) On The Closing Date Is Compared To
Threshold Amount By Which The Estimated Net Working Capital (Excluding Cash) On The Closing Date Is Compared To
Existing cash used to finance the acquisition
Business Acquisition, Cost of Acquired Entity, Cash Paid
Net proceeds from a public offering of shares used to finance the acquisition
Stock Issued During Period, Value, Acquisitions
Number of shares sold in the public offering
Stock Issued During Period, Shares, Acquisitions
Net proceeds from a private debt offering used to finance the acquisition
Proceeds from Issuance of Private Placement
Face amount of long-term debt issued in private offering
Business Acquisition, Purchase Price Allocation [Abstract]
Business Acquisition, Purchase Price Allocation [Abstract]
Inventories and supplies
Business Acquisition Purchase Price Allocation, Inventory and Supplies
BusinessAcquisitionPurchasePriceAllocationInventoryandSupplies
Other current assets
Permits and other intangibles
Remedial liabilities, less current portion
Business Acquisition Purchase Price Allocation Asset Retirement Obligations and Remedial Liabilities
Business Acquisition Purchase Price Allocation Asset Retirement Obligations and Remedial Liabilities
Closure and post-closure liabilities, less current portion
Business Acquisition Purchase Price Allocation Post Closure Liabilities
Business Acquisition Purchase Price Allocation Post Closure Liabilities
Inventories and supplies, Measurement Period Adjustment
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Inventory
Closure and post-closure liabilities, less current portion, Measurement Period Adjustments
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Post Closure Liabilities
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Post Closure Liabilities
Remedial liabilities, less current portion, Measurement Period Adjustments
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Asset Retirement Obligations and Remedial Liabilities
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Asset Retirement Obligations and Remedial Liabilities
Deferred taxes, unrecognized tax benefits and other long-term liabilities, Measurement Period Adjustments
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Deferred Taxes, Unrecognized Tax Benefits and Other Noncurrent Liabilities
Business Combination, Provisional Information, Initial Accounting Incomplete, Adjustment, Deferred Taxes, Unrecognized Tax Benefits and Other Noncurrent Liabilities
COMMITMENTS AND CONTINGENCIES
Commitments and Contingencies Disclosure [Text Block]
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
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 Derivative Instruments
Schedule of Derivative Instruments [Table Text Block]
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
2013 (nine months)
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year
2014
Finite-Lived Intangible Assets, Amortization Expense, Year Two
2015
Finite-Lived Intangible Assets, Amortization Expense, Year Three
2016
Finite-Lived Intangible Assets, Amortization Expense, Year Four
2017
Finite-Lived Intangible Assets, Amortization Expense, Year Five
Thereafter
Finite-Lived Intangible Assets, Amortization Expense, after Year Five
Summary of the entity's financial arrangements
Schedule of Long-term Debt Instruments [Table Text Block]
Condensed consolidating statement of cash flows
Net cash from operating activities
Proceeds from slales of fixed assets
Costs to obtain or renew permits
Remittance of shares, net
Dividends (paid) / received
Dividends Paid
The cash outflow from the entity's earnings to the shareholders. This includes dividends paid to noncontrolling interests holders.
Interest (payments) / received
Payments for Proceeds from Interest
The interest paid or received on loans and other debt instruments during the current period.
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.
Reconciliation of basic and diluted earnings per share computations
Schedule of Calculation of Numerator and Denominator in Earnings Per Share [Table Text Block]
Schedule of closure and post-closure liabilities
Schedule of Change in Asset Retirement Obligation [Table Text Block]
Document and Entity Information [Abstract]
Document and Entity Information [Abstract]
Document Information [Table]
Document Information [Table]
Document Information, Document [Axis]
Document Information, Document [Axis]
Document [Domain]
Document [Domain]
Document Information [Line Items]
Document Information [Line Items]
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Entity Central Index Key
Current Fiscal Year End Date
Current Fiscal Year End Date
Entity Filer Category
Entity Filer Category
Document Type
Document Type
Document Period End Date
Document Period End Date
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Amendment Flag
Amendment Flag
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Insurance
Accrued Insurance, Current
Interest
Interest Payable, Current
Accrued disposal costs
Disposal Group, Including Discontinued Operation, Accrued Liabilities
Accrued compensation and benefits
Employee-related Liabilities, Current
Income, real estate, sales and other taxes
Taxes Payable, Current
Other
Other Accrued Liabilities, Current
Total accrued expenses
Summary of the total number, weighted average grant-date fair value, and types of awards granted
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]
Schedule of Finite-lived and Indefinite-lived Intangible Assets [Table]
Schedule of Finite-lived and Indefinite-lived Intangible Assets [Table]
Schedule of Finite-lived and Indefinite-lived Intangible Assets [Table]
Permits [Member]
Customer Relationships [Member]
Other Intangible Assets [Member]
Indefinite-lived Intangible Assets by Major Class [Axis]
Indefinite-lived Intangible Assets by Major Class [Axis]
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Indefinite-lived Intangible Assets, Major Class Name [Domain]
Trademarks [Member]
Trademarks [Member]
Schedule of Finite-lived and Indefinite-lived Intangible Assets [Line Items]
Schedule of Finite-lived and Indefinite-lived Intangible Assets [Line Items]
[Line Items] for Schedule of Finite-lived and Indefinite-lived Intangible Assets [Table]
Acquired Finite-lived Intangible Assets, Total Amount Assigned
Acquired Finite-lived Intangible Asset, Amount
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life
Acquired Indefinite-lived Intangible Assets, Total Amount Assigned
Acquired Indefinite-lived Intangible Asset, Amount
Total Amount Assigned
Acquired Intangible Asset, Amount
Acquired Intangible Asset, Amount
Statement of Stockholders' Equity [Abstract]
Common Stock
Common Stock [Member]
Shares Held Under Employee Participation Plan
Shares Held Under Employee Participation Plan [Member]
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.
Additional Paid-in Capital
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive Income
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Earnings
Retained Earnings [Member]
Increase (Decrease) in Stockholders' Equity
Balance
Balance (in shares)
Shares, Issued
Stock-based compensation
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures
Stock-based compensation (in shares)
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures
Issuance of restricted shares, net of shares remitted
Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures
Issuance of restricted shares, net of shares remitted (in shares)
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures
Issuance costs related to 2012 issuance of common stock
Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs
Exercise of stock options
Stock Issued During Period, Value, Stock Options Exercised
Exercise of stock options (in shares)
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period
Net tax benefit on exercise of stock-based awards
Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation
Net tax benefit on exercise of stock options (in shares)
Shares Paid for Tax Withholding for Share Based Compensation
Employee stock purchase plan
Stock Issued During Period, Value, Employee Stock Purchase Plan
Employee stock purchase plan (in shares)
Stock Issued During Period, Shares, Employee Stock Purchase Plans
Balance
Balance (in shares)
ACCUMULATED OTHER COMPREHENSIVE INCOME
Comprehensive Income (Loss) Note [Text Block]
Organization, Consolidation and Presentation of Financial Statements [Abstract]
BASIS OF PRESENTATION
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]
Schedule of Property, Plant and Equipment [Table]
Schedule of Property, Plant and Equipment [Table]
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type [Axis]
Property, Plant and Equipment, Type [Domain]
Property, Plant and Equipment, Type [Domain]
Land
Land [Member]
Asset retirement costs (non-landfill)
Asset Retirement Obligation Costs [Member]
Landfill assets
Landfill [Member]
Building and improvements
Building and Building Improvements [Member]
Camp equipment
Camp Equipment [Member]
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.
Vehicles
Vehicles [Member]
Equipment
Equipment [Member]
Furniture and fixtures
Furniture and Fixtures [Member]
Construction in progress
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross
Property, Plant and Equipment, Gross
Less - accumulated depreciation and amortization
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment
Total property, plant and equipment, net
Allowance for Doubtful Accounts Receivable, Current
Allowance for Doubtful Accounts Receivable, Current
Accrued Capping, Closure, Post-closure and Environmental Costs
Accrued Capping, Closure, Post-closure and Environmental Costs
Accrued Environmental Loss Contingencies, Current
Accrued Environmental Loss Contingencies, Current
Common Stock, Par or Stated Value Per Share
Common Stock, Par or Stated Value Per Share
Common Stock, Shares Authorized
Common Stock, Shares Authorized
Common Stock, Shares, Issued
Common Stock, Shares, Issued
Common Stock, Shares, Outstanding
Common Stock, Shares, Outstanding
Numerator for basic and diluted earnings per share:
Numerator for Basic and Diluted Earnings Per Share [Abstract]
-- None. No documentation exists for this element. --
Net income
Denominator:
Denominator for Basic and Diluted Earnings Per Share [Abstract]
-- None. No documentation exists for this element. --
Basic shares outstanding
Dilutive effect of equity-based compensation awards
Incremental Common Shares Attributable to Share-based Payment Arrangements
Dilutive shares outstanding
Basic earnings per share:
Earnings Per Share, Basic [Abstract]
Basic earnings per share (in USD per share)
Diluted earnings per share:
Earnings Per Share, Diluted [Abstract]
Diluted earnings per share (in USD per share)
Schedule of Inventory
Schedule of Inventory, Current [Table Text Block]
Derivative [Table]
Derivative [Table]
Derivative, by Nature [Axis]
Derivative, by Nature [Axis]
Derivative, Name [Domain]
Derivative, Name [Domain]
Cashless Collar Contract [Member]
Cashless Collar Contract [Member]
Cashless Collar Contract [Member]
Derivative, by Trade Date [Axis]
Derivative, by Trade Date [Axis]
Derivative, by Trade Date [Axis]
Derivative, by Trade Date [Domain]
Derivative, by Trade Date [Domain]
[Domain] for Derivative, by Trade Date [Axis]
Trade Date, March 5, 2012 [Member]
Trade Date, March 5, 2012 [Member]
Trade Date, March 5, 2012 [Member]
Trade Date, February 7, 2012 [Member]
Trade Date, February 7, 2012 [Member]
Trade Date, February 7, 2012 [Member]
Trade Date, December 28, 2012 [Member]
Trade Date, December 28, 2012 [Member]
Trade Date, December 28, 2012 [Member]
Trade Date, February 7, 2013 [Member]
Trade Date, February 7, 2013 [Member]
Trade Date, February 7, 2013 [Member]
Trade Date, April 10, 2012 [Member]
Trade Date, April 10, 2012 [Member]
Trade Date, April 10, 2012 [Member]
Trade Date September 11, 2012 [Member]
Trade Date September 11, 2012 [Member]
Trade Date September 11, 2012 [Member]
Trade Date December 7, 2012 [Member]
Trade Date December 7, 2012 [Member]
Trade Date December 7, 2012 [Member]
Trade Date March 7, 2012 [Member]
Trade Date March 7, 2012 [Member]
Trade Date March 7, 2012 [Member]
Trade Date May 3, 2012 [Member]
Trade Date May 3, 2012 [Member]
Trade Date May 3, 2012 [Member]
Trade Date August 3, 2012 [Member]
Trade Date August 3, 2012 [Member]
Trade Date August 3, 2012 [Member]
Trade Date October 4, 2012 [Member]
Trade Date October 4, 2012 [Member]
Trade Date October 4, 2012 [Member]
Trade Date November 9, 2012 [Member]
Trade Date November 9, 2012 [Member]
Trade Date November 9, 2012 [Member]
Trade Date January 8, 2013 [Member]
Trade Date January 8, 2013 [Member]
Trade Date January 8, 2013 [Member]
Derivative, by Cap Price [Axis]
Derivative, by Cap Price [Axis]
Derivative, by Cap Price [Axis]
Derivative, by Cap Price [Domain]
Derivative, by Cap Price [Domain]
[Domain] for Derivative, by Cap Price [Axis]
Cap $143.50 [Member]
Cap Price One [Member]
Cap Price One [Member]
Cap $154.00 [Member]
Cap Price Two [Member]
Cap Price Two [Member]
Cap $144.50 [Member]
Cap Price Three [Member]
Cap Price Three [Member]
Cap $153.50 [Member]
Cap Price Four [Member]
Cap Price Four [Member]
Cap $117.80 [Member]
Cap Price Five [Member]
Cap Price Five [Member]
Cap $116.25 [Member]
Cap Price Six [Member]
Cap Price Six [Member]
Derivative [Line Items]
Derivative [Line Items]
Barrels of oil per Month
Derivative, Nonmonetary Notional Amount
Floor
Derivative, Floor Price
Cap
Derivative, Cap Price
Assets, Fair Value
Liabilities, Fair Value
Accounting Policies [Abstract]
Amount of Safety-Kleen's revenue included in the Company's consolidated financial statements
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual
Deferred revenue deferral period
Deferred Revenue, Recognition, Deferral Period
Deferred Revenue, Recognition, Deferral Period
Site Contingency [Table]
Site Contingency [Table]
Site Contingency by Nature [Axis]
Environmental Remediation Site [Axis]
Site Contingency, Nature of Contingency [Domain]
Site Contingency, Nature of Contingency [Domain]
Remedial Liabilities for Landfill Sites
Remedial Liabilities for Landfill Sites [Member]
This element represents the details that pertain to the remedial liability for landfill sites.
Remedial Liabilities for Inactive Sites
Remedial Liabilities for Inactive Sites [Member]
This element represents the details that pertain to the remedial liabilities for inactive sites.
Remedial Liabilities (Including Superfund) for Non-Landfill Operations
Remedial Liabilities (Including Superfund) for Non-Landfill Operations [Member]
This element represents the details that pertain to the remedial liabilities for non-landfill sites.
Remedial liabilities
Site Contingency [Line Items]
Accrual for Environmental Loss Contingencies [Roll Forward]
Accrual for Environmental Loss Contingencies [Roll Forward]
Balance at the beginning of the period
Adjustments during the measurement period related to acquisitions
Accrual for Environmental Loss Contingencies, Increase (Decrease) for Acquisitions and Divestitures
Accretion
Accrual for Environmental Loss Contingencies, Provision for New Losses
Changes in estimates recorded to statement of income
Accrual for Environmental Loss Contingencies, Increase (Decrease) for Revision in Estimates
Expenditures
Accrual for Environmental Loss Contingencies, Payments
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.
Balance at the end of the period
SIGNIFICANT ACCOUNTING POLICIES
Significant Accounting Policies and Recent Accounting Pronouncements [Text Block]
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.
Revenue Recognition and Deferred Revenue
Revenue Recognition, Policy [Policy Text Block]
Deferred Costs Relating to Deferred Revenue
Deferred Charges, Policy [Policy Text Block]
Recent Accounting Pronouncements
New Accounting Pronouncements, Policy [Policy Text Block]
REMEDIAL LIABILITIES
Environmental Loss Contingency Disclosure [Text Block]