Goodwill and Other Intangibles - Schedule of Finite-Lived Intangible Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 37,340	$ 37,640
Accumulated Amortization	(20,330)	(16,149)
Net Book Value	17,010	21,491
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	34,940	34,940
Accumulated Amortization	(18,816)	(14,915)
Net Book Value	16,124	20,025
Developed technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	700	1,000
Accumulated Amortization	(537)	(434)
Net Book Value	163	566
Trade names and trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	1,700	1,700
Accumulated Amortization	(977)	(800)
Net Book Value	$ 723	$ 900