OTHER INTANGIBLE ASSETS (SCHEDULE OF INTANGIBLE ASSETS TABLE) (DETAILS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Begginning balance, accumulated amortization of other intangible assets	$ 30,787	$ 51,215
Amortization	(7,467)	(9,531)
Impairments	(5,322)	(21,322)
Acquisitions and Adjustments	72,434	10,913
Effect of Foreign Currency	1,654	(488)
Ending balance, accumulated amortization of other intangible assets	92,086	30,787
Customer Relationships
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Begginning balance, accumulated amortization of other intangible assets	50,454	62,257
Amortization	0
Impairments		(17,150)
Acquisitions and Adjustments	72,492	6,588
Effect of Foreign Currency	1,829	(1,241)
Ending balance, accumulated amortization of other intangible assets	124,775	50,454
Customer Relationships Accumulated Amortization
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Begginning balance, accumulated amortization of other intangible assets	(25,943)	(30,180)
Amortization	(7,213)	(7,246)
Impairments accumulated amortization		6,120
Acquisitions and Adjustments	(210)	5,097
Effect of Foreign Currency	(194)	266
Ending balance, accumulated amortization of other intangible assets	(33,560)	(25,943)
Other Intangible Assets
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Begginning balance, accumulated amortization of other intangible assets	4,589	13,750
Amortization	0
Impairments		(5,566)
Acquisitions and Adjustments	151	(3,701)
Effect of Foreign Currency	44	106
Ending balance, accumulated amortization of other intangible assets	4,784	4,589
Other Intangible Assets Accumulated Amortization
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Begginning balance, accumulated amortization of other intangible assets	(3,978)	(8,755)
Amortization	(254)	(2,285)
Impairments accumulated amortization		3,956
Acquisitions and Adjustments	1	2,929
Effect of Foreign Currency	318	177
Ending balance, accumulated amortization of other intangible assets	(3,913)	(3,978)
Trade Names
Finite Lived And Indefinite Lived Intangible Assets [Line Items]
Begginning balance, accumulated amortization of other intangible assets	5,665	14,143
Amortization	0
Impairments	(5,322)	(8,682)
Effect of Foreign Currency	$ (343)	204
Ending balance, accumulated amortization of other intangible assets		$ 5,665