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RESTRUCTURING CHARGES AND IMPAIRMENT LOSSES (LIABLITY ROLLFORWARD TABLE) (DETAILS) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]    
Beginning balance, restructuring reserve $ 2,071 $ 1,353
Expense 1,814 3,456
Payments (2,869) (2,632)
Changes due to foreign currency (210)  
Change in estimates   (106)
Ending balance, restructuring reserve 806 2,071
Closure of Delivery Centers [Member]    
Restructuring Cost and Reserve [Line Items]    
Beginning balance, restructuring reserve 0 0
Expense 0 14
Payments 0 (14)
Changes due to foreign currency 0  
Change in estimates 0 0
Ending balance, restructuring reserve 0 0
Reduction in Force [Member]    
Restructuring Cost and Reserve [Line Items]    
Beginning balance, restructuring reserve 2,071 1,353
Expense 1,814 3,442
Payments (2,869) (2,618)
Changes due to foreign currency (210)  
Change in estimates   (106)
Ending balance, restructuring reserve $ 806 $ 2,071