RESTRUCTURING CHARGES (Narrative) (Details) - USD ($) $ in Thousands		3 Months Ended	12 Months Ended
	Sep. 30, 2013	Mar. 31, 2013	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Apr. 16, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring charges			$ 4,595	$ 13,882	$ 50,026
Curtailment gain			1,699	0	1,607
Disposal Group, Including Discontinued Operation, Assets						$ 961
Asset impairment charges			0	26,624	7,502
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			5,974	13,882	44,394
Non-cash charges			1,379		5,179
Employee Severance [Member] | Q1'13 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			(634)	(2,077)	44,084
Non-cash charges			0		5,111
Employee Severance [Member] | Q3'13 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			(9)	(292)	2,043
Non-cash charges			$ 0		0
Impairment [Member] | Q1'13 [Member]
Restructuring Cost and Reserve [Line Items]
Non-cash charges		$ 6,700
France [Member] | Q1'13 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges					$ 32,900
Heilbronn [Member] | Q1'13 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges				15,800
US and other locations [Member] | Q1'13 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges, Net of Change in Estimate				$ 900
Building [Member] | Rousset [Member]
Restructuring Cost and Reserve [Line Items]
Disposal Group, Including Discontinued Operation, Assets	$ 10,100
Fair value of building	5,000
Building [Member] | Greece [Member]
Restructuring Cost and Reserve [Line Items]
Disposal Group, Including Discontinued Operation, Assets	2,700
Fair value of building	1,100
Asset impairment charges	$ 6,700