Leases - Estimated Annual Maturities (Details) $ in Thousands	Mar. 31, 2019 USD ($)
Operating Leases
Remaining 2019	$ 2,729
2020	3,068
2021	2,223
2022	1,750
2023	1,405
2024 and thereafter	4,332
Total future lease payments, operating lease	15,507
Interest	(2,391)
Total	13,116
Finance Leases
Remaining 2019	491
2020	337
2021	16
2022	0
2023	0
2024 and thereafter	0
Total future lease payments, financing lease	844
Interest	(51)
Total	$ 793