Leases - Operating Lease Maturity Schedule (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jan. 01, 2019
Operating Lease Liabilities, Payments Due [Abstract]
2020	$ 4,496
2021	2,693
2022	702
2023	358
2024 and thereafter	379
Total lease payments	8,628
Less: Imputed interest	(555)
Total operating lease liabilities	8,073	$ 7,500
Less: Current operating lease liability	(4,475)
Non-current operating lease liabilities	$ 3,598