(Amortization of Intangibles) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization of Intangible Assets	$ 2,100	$ 2,000	$ 4,300	$ 4,100
Estimated amortization expense
Remainder 2015	4,335		4,335
2016	8,557		8,557
2017	8,293		8,293
2018	7,990		7,990
2019	7,617		7,617
2020	7,435		7,435
Thereafter	28,180		28,180
Net Carrying Value	$ 72,407		$ 72,407		$ 76,694