RESTRUCTURING CHARGES - Textual (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended		3 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Mar. 31, 2013 FRANCE Quarter One 2013 [Member]	Mar. 31, 2013 Heilbronn [Member] Quarter One 2013 [Member]	Mar. 31, 2013 US and other locations [Member] Quarter One 2013 [Member]	Sep. 30, 2014 Employee Severance [Member]	Jun. 30, 2014 Employee Severance [Member]	Mar. 31, 2014 Employee Severance [Member]	Sep. 30, 2013 Employee Severance [Member]	Jun. 30, 2013 Employee Severance [Member]	Mar. 31, 2013 Employee Severance [Member]	Sep. 30, 2014 Employee Severance [Member] Restructuring Charges - 2014 Plan [Member]	Sep. 30, 2014 Employee Severance [Member] Quarter One 2013 [Member]	Jun. 30, 2014 Employee Severance [Member] Quarter One 2013 [Member]	Mar. 31, 2014 Employee Severance [Member] Quarter One 2013 [Member]	Sep. 30, 2013 Employee Severance [Member] Quarter One 2013 [Member]	Jun. 30, 2013 Employee Severance [Member] Quarter One 2013 [Member]	Mar. 31, 2013 Employee Severance [Member] Quarter One 2013 [Member]	Sep. 30, 2013 Employee Severance [Member] United States and Norway [Member]	Sep. 30, 2013 Building Impairment Related to Restructuring [Member] FRANCE	Sep. 30, 2013 Building Impairment Related to Restructuring [Member] GREECE
Restructuring Cost and Reserve [Line Items]
Restructuring charges (credits)	$ 840	$ 8,149	$ (967)	$ 51,545	$ 26,600	$ 15,800	$ 900	$ 840	$ (1,583)	$ (224)	$ 8,149	$ 582	$ 42,361	$ 1,100	$ (161)	$ (1,703)	$ 0	$ 6,957	$ 942	$ 42,821	$ 1,500	$ 5,100	$ 1,600