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LONG-TERM DEBT (Details) - 2014 Credit Facility - Revolving Credit Facility - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 12, 2014
Sep. 30, 2015
Sep. 30, 2015
Debt Instrument [Line Items]      
Line of credit, maximum borrowing capacity $ 200,000    
Line of credit, collateralized borrowing capacity 100,000    
Line of credit, maximum borrowing capacity in foreign currency $ 50,000    
Percentage of foreign subsidiaries outstanding shares of capital stock serves as collateral     65.00%
Amount borrowed   $ 15,000  
Outstanding debt   $ 15,000 $ 15,000
LIBOR      
Debt Instrument [Line Items]      
Variable rate spread 1.00%    
Federal Funds Open Rate      
Debt Instrument [Line Items]      
Variable rate spread 0.50%