Goodwill and Other Intangible Assets - Identifiable Intangible Assets (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets		$ 0
Finite-Lived Intangible Assets [Line Items]
Accumulated Amortization	$ (2,229)	(2,384)
Total	313
Intangible Assets, Net (Excluding Goodwill)	$ 3,713	$ 3,558	$ 3,558
Weighted Average Amortization period (in years)	9 years	17 years
Intangible Assets, Gross (Excluding Goodwill)	$ 5,942	$ 5,942
Trade name and trademarks
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	3,400
Trade name and trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	2,179	5,579
Accumulated Amortization	(2,175)	(2,348)
Total	$ 4	$ 3,231
Weighted Average Amortization period (in years)	0 years	19 years
Other intellectual property
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 363	$ 363
Accumulated Amortization	(54)	(36)
Total	$ 309	$ 327
Weighted Average Amortization period (in years)	9 years	9 years