RESTRUCTURING - Rollforward of Restructuring Reserve (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2015 USD ($)
Restructuring Reserve [Roll Forward]
Balance	$ 2,486
Expense	2,394
Payments	(4,014)
Currency Adjustments	(225)
Balance	641
Severance
Restructuring Reserve [Roll Forward]
Balance	2,406
Expense	1,289
Payments	(3,353)
Currency Adjustments	(218)
Balance	124
Contract termination costs
Restructuring Reserve [Roll Forward]
Balance	44
Expense	284
Payments	(80)
Currency Adjustments	(5)
Balance	243
Equipment moving costs
Restructuring Reserve [Roll Forward]
Balance	0
Expense	747
Payments	(500)
Currency Adjustments	1
Balance	248
Other exit costs
Restructuring Reserve [Roll Forward]
Balance	36
Expense	74
Payments	(81)
Currency Adjustments	(3)
Balance	$ 26