Goodwill and Other Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Goodwill and Other Intangible Assets [Abstract]
Goodwill	$ 14,916		$ 14,916
Estimated useful lives customer relationship	5 years
Amortization of intangible assets		$ 600
Finite-Lived Intangible Assets [Line Items]
Cost	$ 11,286		11,286
Accumulated Amortization	11,286		10,157
Other Intangible Assets [Member]
Finite-Lived Intangible Assets [Line Items]
Cost	11,286		11,286
Accumulated Amortization	$ 11,286		$ 10,157