Lease Commitments - Schedule of Future Minimum Lease Payments (Details) $ in Thousands	Dec. 31, 2017 USD ($)
Gross
2018	$ 3,363
2019	2,981
2020	2,527
2021	2,116
2022	440
Total payments	11,427
Sublease Income
2018	(69)
2019	(72)
2020	(74)
2021	(77)
2022	0
Total payments	(292)
Amount
2018	3,294
2019	2,909
2020	2,453
2021	2,039
2022	440
Total payments	$ 11,135