Leases - Aggregate Future Lease Payments (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Operating
2020	$ 11,477
2021	12,222
2022	10,551
2023	7,975
2024	6,531
Thereafter	20,961
Total lease payments	69,717
Less: Interest	(14,882)
Present value of lease liabilities	54,835
Finance
2020	204
2021	204
2022	133
2023	29
2024	9
Thereafter	0
Total lease payments	579
Less: Interest	(56)
Present value of lease liabilities	$ 523
Operating
2019		$ 6,383
2020		5,017
2021		4,422
2022		3,245
2023		2,068
Thereafter		1,966
Total lease payments		$ 23,101