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LONG-TERM DEBT (Details) (2013 Credit Facility, USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
2013 Credit Facility
 
Debt Instrument [Line Items]  
Line of credit, maximum borrowing capacity $ 40,000
Line of credit, expiration date Jan. 15, 2015
Line of credit, current borrowing capacity $ 40,000
Variable rate in addition to LIBOR 1.25%
Percentage of foreign subsidiaries outstanding shares of capital stock serves as collateral 65.00%