Goodwill and Other Intangible Assets (Details 3) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Intangible assets with useful lives
Goodwill	$ 218,972	$ 398,164	$ 398,164
Changes in the carrying amount of other intangibles with definite lives
Balance at the beginning of the period	27	53
Purchase Price Consideration	4,773	0
Amortization	(659)	(26)	(206)
Impairment	0	0
Disposition	(18)
Balance at the end of the period	$ 4,123	$ 27	$ 53
Minimum
Intangible assets with useful lives
Useful lives		2 years
Maximum
Intangible assets with useful lives
Useful lives		10 years