Acquisition of Business (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Aug. 07, 2015	Dec. 31, 2014
Business Combination Consideration Transferred Liabilities Extinguished	$ 4,040	$ 0
Payments to Acquire Businesses, Gross	2,960	$ 0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Equipment			$ 100
Intangible Assets, Net (Excluding Goodwill)	2,491		2,560	$ 0
Goodwill	7,655		$ 7,655	$ 0
Business Combination, Contingent Consideration, Liability, Noncurrent	$ 3,336