Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Intangible Assets [Abstract]
Trademarks	$ 778		$ 778		$ 778
Customer intangible assets	68,991		68,991		68,991
Other	1,274		1,274		1,274
Accumulated amortization	(23,372)		(23,372)		(20,103)
Intangible assets, net	47,671		47,671		50,940
Amortization expense on intangible assets	1,089	$ 1,131	3,269	$ 3,393
Trademarks [Member]
Intangible Assets [Abstract]
Accumulated amortization	(753)		(753)		(679)
Customer Intangible Assets [Member]
Intangible Assets [Abstract]
Accumulated amortization	(21,791)		(21,791)		(18,716)
Other [Member]
Intangible Assets [Abstract]
Accumulated amortization	$ (828)		$ (828)		$ (708)