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BUSINESS COMBINATIONS (Details) - USD ($)
$ in Millions
Dec. 04, 2015
May. 29, 2015
APC    
Business Combinations    
Acquisition date   May 29, 2015
Percentage of capital stock acquired   100.00%
Acquisition related Share Purchase Agreement date   May 11, 2015
Acquisition, purchase price Consideration   $ 11.1
Cash escrowed at closing   $ 1.1
TRC    
Business Combinations    
Acquisition date Dec. 04, 2015  
Acquisition related Share Purchase Agreement date Dec. 04, 2015  
Cash paid at closing $ 0.5  
Cash payments to retire outstanding debt and certain leases $ 15.6