RESTRUCTURING CHARGES (Cost Incurred and Expected to be Incurred) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Restructuring Cost and Reserve [Line Items]
Total Costs Expected to be Incurred	$ 4,276		$ 4,276
Cost Recognized	542	$ 226	1,978	$ 426
Cost Recognized (Cumulative costs recognized to date)	1,978		1,978
Employee termination costs
Restructuring Cost and Reserve [Line Items]
Total Costs Expected to be Incurred	1,010		1,010
Cost Recognized	393		393
Cost Recognized (Cumulative costs recognized to date)	393		393
Inventory Impairment
Restructuring Cost and Reserve [Line Items]
Total Costs Expected to be Incurred	1,401		1,401
Cost Recognized	0		1,401
Cost Recognized (Cumulative costs recognized to date)	1,401		1,401
Facility related costs
Restructuring Cost and Reserve [Line Items]
Total Costs Expected to be Incurred	1,373		1,373
Cost Recognized	105		115
Cost Recognized (Cumulative costs recognized to date)	115		115
Other related costs
Restructuring Cost and Reserve [Line Items]
Total Costs Expected to be Incurred	492		492
Cost Recognized	44		69
Cost Recognized (Cumulative costs recognized to date)	$ 69		$ 69