Goodwill and Intangible Assets (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Goodwill [Roll Forward]
Beginning Balance	$ 37,312	$ 36,731
Translation effect	1,358	581
Ending Balance	38,670	37,312	36,731
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	5,006	4,789
Accumulated Amortization	(995)	(698)
Net Carrying Amount	4,011	4,091
Amortization expense	255	247	298
Finite-Lived Intangible Assets, Net, Amortization Expense, Rolling Maturity [Abstract]
Amortization expense for current intangible assets, for year one	265
Amortization expense for current intangible assets, for year two	265
Amortization expense for current intangible assets, for year three	265
Amortization expense for current intangible assets, for year four	265
Amortization expense for current intangible assets, for year five	265
Technology-based intangibles [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	20 years	20 years
Gross Carrying Amount	4,192	4,011
Accumulated Amortization	(786)	(552)
Net Carrying Amount	3,406	3,459
Customer related intangibles [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	814	778
Accumulated Amortization	(209)	(146)
Net Carrying Amount	$ 605	$ 632
Customer related intangibles [Member] | Minimum [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	10 years	10 years
Customer related intangibles [Member] | Maximum [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
Amortization Period	15 years	15 years