Other Intangible Assets - Schedule of Other Intangible Amortization (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization of Intangible Assets	$ 900	$ 1,200	$ 3,200	$ 3,700
Remainder of 2017	567		567
2018	2,123		2,123
2019	2,022		2,022
2020	1,784		1,784
2021	1,408		1,408
Thereafter	2,501		2,501
Finite-Lived Intangible Assets, Net	$ 10,405		$ 10,405