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SHARE-BASED COMPENSATION - Additional Information (Details)
6 Months Ended
Nov. 04, 2014
Jun. 30, 2016
USD ($)
shares
Jun. 30, 2015
USD ($)
Feb. 29, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Awards outstanding to officers, directors and key employees (n shares) | shares   1,000,000    
Total number of shares cumulatively authorized to be issued under our stock incentive plans | shares   7,120,000    
Share-based compensation   $ 4,700,000 $ 2,400,000  
Employee service share-based compensation, nonvested awards, compensation not yet recognized, share-based awards other than options   $ 13,300,000    
Remaining weighted-average period   2 years 5 months 19 days    
Tax benefit related to share-based compensation   $ 100,000 1,500,000  
Weighted-average remaining contractual life of options exercisable   2 years    
Stock and Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation   $ 4,100,000 2,000,000  
Stock and Stock Units | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award vesting period   4 years    
Long Term Performance Stock Unit Awards        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation   $ 400,000 200,000  
Award vesting period 3 years      
Performance period 3 years      
Settlement period 20 days      
Long Term Performance Stock Unit Awards | Minimum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Possible payouts 0.00%      
Long Term Performance Stock Unit Awards | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Possible payouts 300.00%      
Performance Shares        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation   $ 200,000 200,000  
Award vesting period   4 years    
Stock Options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation     $ 0  
Award vesting period   4 years    
Stock option year term   10 years    
Furmanite Corporation        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Conversion ratio business combination       0.215