Acquisitions (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Business Acquisition [Line Items]
Acquisition Costs, Period Cost	$ 17,200
Goodwill, Acquired During Period	13,695	$ 1,127
Finite-lived Intangible Assets Acquired	$ 2,000