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COMMITMENTS AND CONTINGENCIES - Operating Leases (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Commitments and Contingencies      
Rental expense under operating leases $ 10,700 $ 6,800 $ 7,400
Future minimum rental payments under the operating leases      
2016 7,202    
2017 1,430    
2018 515    
2019 460    
2020 378    
2021 and thereafter 740    
Total 10,725    
Raw material items      
Commitments and Contingencies      
Purchase Commitments $ 40,800    
Period over which obligations will be paid 1 year