Leases - Maturities (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Operating Leases
2021 (Excluding the three months ended March 31, 2021)	$ 4,184
2022	4,313
2023	3,239
2024	2,530
2025	2,354
Thereafter	4,146
Total future minimum lease payments	20,766
Less - amount representing interest	2,477
Operating Lease, Liability, Total	18,289
Less - current lease obligations	4,777	$ 4,989
Long-term lease obligations	13,512	14,537
Finance Leases
2021 (excluding the three months ended March 31, 2021)	3,553
2022	1,530
2023	2,123
2024	1,563
2025	1,174
Thereafter	3,161
Total future minimum lease payments	13,104
Less - amount representing interest	1,546
Present value of future minimum lease payments	11,558
Less - current lease obligations	2,878	3,901
Long-term lease obligations	$ 8,680	$ 8,376