RESTRUCTURING CHARGES (Textuals) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Restructuring Cost and Reserve [Line Items]
Expense			$ 1,613
Domestic | Jonesboro
Restructuring Cost and Reserve [Line Items]
Expense			(14)
Gain on early termination of lease		$ 256
Domestic | Jonesboro | Employee-Related Costs
Restructuring Cost and Reserve [Line Items]
Expense				$ 192
Domestic | Jonesboro | Facility Closing Costs
Restructuring Cost and Reserve [Line Items]
Expense		$ 609
Domestic | Corporate | Employee-Related Costs
Restructuring Cost and Reserve [Line Items]
Expense	$ 807		1,531		$ 279
Domestic | Corporate | Other Restructuring
Restructuring Cost and Reserve [Line Items]
Expense			3,156
Nearshore | Costa Rica
Restructuring Cost and Reserve [Line Items]
Expense			$ 0