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SIGNIFICANT ACCOUNTING POLICIES GOODWILL AND INTANGIBLE ASSETS (Details) (USD $)
12 Months Ended
Dec. 31, 2013
reporting_unit
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2013
Minimum
Permits
Dec. 31, 2013
Minimum
Other intangible assets
Dec. 31, 2013
Maximum
Permits
Dec. 31, 2013
Maximum
Other intangible assets
Dec. 31, 2013
Oil Refining and Recycling
Dec. 31, 2012
Oil Refining and Recycling
Dec. 28, 2012
Oil Refining and Recycling
Dec. 31, 2013
Oil and Gas Field Services
Dec. 31, 2012
Oil and Gas Field Services
Dec. 31, 2012
Technical Services, Field Services, Industrial Services and Lodging Reporting Units
Finite-Lived Intangible Assets [Line Items]                          
Number of Reporting Units 7                        
Percentage Fair Value Exceeded Carrying Value               10.00%     10.00%   10.00%
Goodwill $ 570,960,000 $ 579,715,000 $ 122,392,000         $ 171,161,000 $ 173,158,000 $ 173,200,000 $ 37,507,000 $ 39,762,000  
Finite-Lived Intangible Asset, Useful Life       5 years 3 years 30 years 20 years            
Finite-Lived Intangible Assets, Amortization Expense $ 35,100,000 $ 17,200,000 $ 12,400,000