00000 - Document - Template Link link:presentationLink link:calculationLink link:definitionLink 100000 - Document - Document and Entity Information link:calculationLink link:presentationLink link:definitionLink 100010 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF INCOME (LOSS) link:calculationLink link:presentationLink link:definitionLink 100020 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME link:calculationLink link:presentationLink link:definitionLink 100030 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) link:calculationLink link:presentationLink link:definitionLink 100040 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS link:calculationLink link:presentationLink link:definitionLink 100050 - Statement - CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) link:calculationLink link:presentationLink link:definitionLink 100060 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:calculationLink link:presentationLink link:definitionLink 100070 - Statement - CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY link:calculationLink link:presentationLink link:definitionLink 100080 - Disclosure - BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES link:calculationLink link:presentationLink link:definitionLink 100090 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS link:calculationLink link:presentationLink link:definitionLink 100100 - Disclosure - ACQUISITIONS link:calculationLink link:presentationLink link:definitionLink 100110 - Disclosure - RESTRUCTURING, DIVESTITURES AND ASSETS HELD FOR SALE link:calculationLink link:presentationLink link:definitionLink 100120 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS link:calculationLink link:presentationLink link:definitionLink 100130 - Disclosure - DEBT link:calculationLink link:presentationLink link:definitionLink 100140 - Disclosure - INCOME TAXES link:calculationLink link:presentationLink link:definitionLink 100150 - Disclosure - FAIR VALUE MEASUREMENTS link:calculationLink link:presentationLink link:definitionLink 100160 - Disclosure - STOCK BASED COMPENSATION link:calculationLink link:presentationLink link:definitionLink 100170 - Disclosure - PREFERRED STOCK link:calculationLink link:presentationLink link:definitionLink 100180 - Disclosure - EARNINGS (LOSS) PER COMMON SHARE link:calculationLink link:presentationLink link:definitionLink 100190 - Disclosure - SEGMENT REPORTING link:calculationLink link:presentationLink link:definitionLink 100200 - Disclosure - ENVIRONMENTAL REMEDIATION LIABILITIES link:calculationLink link:presentationLink link:definitionLink 100210 - Disclosure - LEGAL PROCEEDINGS link:calculationLink link:presentationLink link:definitionLink 100220 - Disclosure - BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Policies) link:calculationLink link:presentationLink link:definitionLink 100230 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS (Tables) link:calculationLink link:presentationLink link:definitionLink 100240 - Disclosure - ACQUISITIONS (Tables) link:calculationLink link:presentationLink link:definitionLink 100250 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS (Tables) link:calculationLink link:presentationLink link:definitionLink 100260 - Disclosure - DEBT (Tables) link:calculationLink link:presentationLink link:definitionLink 100270 - Disclosure - FAIR VALUE MEASUREMENTS (Tables) link:calculationLink link:presentationLink link:definitionLink 100280 - Disclosure - STOCK BASED COMPENSATION (Tables) link:calculationLink link:presentationLink link:definitionLink 100290 - Disclosure - PREFERRED STOCK (Tables) link:calculationLink link:presentationLink link:definitionLink 100300 - Disclosure - EARNINGS (LOSS) PER COMMON SHARE (Tables) link:calculationLink link:presentationLink link:definitionLink 100310 - Disclosure - SEGMENT REPORTING (Tables) link:calculationLink link:presentationLink link:definitionLink 100320 - Disclosure - BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100330 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS - Schedule of Revenues Disaggregated by Service, Primary Geographical Regions and Timing of Revenue Recognition (Detail) link:calculationLink link:presentationLink link:definitionLink 100340 - Disclosure - REVENUE FROM CONTRACTS WITH CUSTOMERS - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100350 - Disclosure - ACQUISITIONS - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100360 - Disclosure - ACQUISITIONS - Summary of Acquisitions Location, Services (Detail) link:calculationLink link:presentationLink link:definitionLink 100370 - Disclosure - ACQUISITIONS - Aggregate Purchase Price Paid for Acquisitions and Other Adjustments to Consideration (Detail) link:calculationLink link:presentationLink link:definitionLink 100380 - Disclosure - ACQUISITIONS - Purchase Price Allocation (Detail) link:calculationLink link:presentationLink link:definitionLink 100390 - Disclosure - RESTRUCTURING, DIVESTITURES AND ASSETS HELD FOR SALE - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100400 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Changes in Carrying Amount of Goodwill (Detail) link:calculationLink link:presentationLink link:definitionLink 100410 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Carrying Values of Other Intangible Assets (Detail) link:calculationLink link:presentationLink link:definitionLink 100420 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Changes in Carrying Amount of Intangible Assets (Detail) link:calculationLink link:presentationLink link:definitionLink 100430 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100440 - Disclosure - GOODWILL AND OTHER INTANGIBLE ASSETS - Estimated Amortization Expense (Detail) link:calculationLink link:presentationLink link:definitionLink 100450 - Disclosure - DEBT - Schedule of Long-Term Debt (Detail) link:calculationLink link:presentationLink link:definitionLink 100460 - Disclosure - DEBT - Schedule of Long-Term Debt (Parenthetical) (Detail) link:calculationLink link:presentationLink link:definitionLink 100470 - Disclosure - DEBT - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100480 - Disclosure - INCOME TAXES - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100490 - Disclosure - FAIR VALUE MEASUREMENTS - Summary of Financial Assets and Liabilities Carried at Fair Value on Recurring Basis (Detail) link:calculationLink link:presentationLink link:definitionLink 100500 - Disclosure - FAIR VALUE MEASUREMENTS - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100510 - Disclosure - FAIR VALUE MEASUREMENTS - Changes to Contingent Consideration (Detail) link:calculationLink link:presentationLink link:definitionLink 100520 - Disclosure - STOCK BASED COMPENSATION - Stock-Based Compensation Expense Resulting from Stock Option Awards, RSUs, PSUs and ESPP (Detail) link:calculationLink link:presentationLink link:definitionLink 100530 - Disclosure - STOCK BASED COMPENSATION - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100540 - Disclosure - STOCK BASED COMPENSATION - Stock Option Activity (Detail) link:calculationLink link:presentationLink link:definitionLink 100550 - Disclosure - STOCK BASED COMPENSATION - Assumptions Used in Black-Scholes Option Pricing Model (Detail) link:calculationLink link:presentationLink link:definitionLink 100560 - Disclosure - STOCK BASED COMPENSATION - Summary of RSU Activity (Detail) link:calculationLink link:presentationLink link:definitionLink 100570 - Disclosure - STOCK BASED COMPENSATION - Summary of PSU Activity (Detail) link:calculationLink link:presentationLink link:definitionLink 100580 - Disclosure - PREFERRED STOCK - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100590 - Disclosure - PREFERRED STOCK - Repurchases of Depository Shares of Mandatory Convertible Preferred Stock (Detail) link:calculationLink link:presentationLink link:definitionLink 100600 - Disclosure - EARNINGS (LOSS) PER COMMON SHARE - Computation of Basic and Diluted Net Income (Loss) Per Share (Detail) link:calculationLink link:presentationLink link:definitionLink 100610 - Disclosure - EARNINGS (LOSS) PER COMMON SHARE - Computation of Basic and Diluted Net Income (Loss) Per Share (Parenthetical) (Detail) link:calculationLink link:presentationLink link:definitionLink 100620 - Disclosure - EARNINGS (LOSS) PER COMMON SHARE - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100630 - Disclosure - SEGMENT REPORTING - Financial Information Concerning Company's Reportable Segments (Detail) link:calculationLink link:presentationLink link:definitionLink 100640 - Disclosure - SEGMENT REPORTING - Reconciliation of Company's Primary Measure of Segment Profitability (EBITDA) to Income from Operations (Detail) link:calculationLink link:presentationLink link:definitionLink 100650 - Disclosure - SEGMENT REPORTING - Summary of Revenues Details by Service Line (Detail) link:calculationLink link:presentationLink link:definitionLink 100660 - Disclosure - ENVIRONMENTAL REMEDIATION LIABILITIES - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 100670 - Disclosure - LEGAL PROCEEDINGS - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink