Goodwill and Other Intangible Assets (Details 1) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets, Net [RollForward]
Gross Amount beginning of period	$ 405	$ 8,281
Translation differences		(99)
Gross Amount end of period	$ 405	405
Disposal		(1,118)
Accumulated amortization	$ (174)	(3,296)
Impairment		(3,527)
Net Book Value	231	241
Trademarks [Member]
Finite-Lived Intangible Assets, Net [RollForward]
Gross Amount beginning of period	$ 3,893	3,925
Translation differences		(32)
Gross Amount end of period	$ 405	3,893
Disposal		(531)
Accumulated amortization	$ (174)	(1,358)
Impairment		(1,763)
Net Book Value	231	241
Customer Relationships [Member]
Finite-Lived Intangible Assets, Net [RollForward]
Gross Amount beginning of period	$ 4,289	4,356
Translation differences		(67)
Gross Amount end of period		4,289
Disposal		(587)
Accumulated amortization		(1,938)
Impairment	$ (1,764)
Net Book Value		$ 0