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Commitments and Contingencies - Lease Liability Maturity Schedule (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Operating Leases
2021	$ 4,612
2022	4,424
2023	4,004
2024	3,302
2025	2,877
Thereafter	9,869
Total minimum lease payments	29,088
Amounts representing interest (present value discount)	(2,026)
Present value of net minimum lease payments (lease liability)	$ 27,062	$ 12,615
Weighted average remaining term (in years)	7 years 9 months 18 days
Weighted average discount rate	1.80%
Finance Leases
2021	$ 42
2022	13
2023	4
2024	0
2025	0
Thereafter	0
Total minimum lease payments	59
Amounts representing interest (present value discount)	(1)
Present value of net minimum lease payments (lease liability)	$ 58	$ 212
Weighted average remaining term (in years)	1 year 4 months 24 days
Weighted average discount rate	2.35%

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