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Leases - Additional Information Related to Leases (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Cash paid for amounts included in the measurement of lease liabilities for finance and operating leases    
Finance - financing cash flows $ 3,032 $ 3,078
Finance - operating cash flows 550 650
Operating - operating cash flows 9,870 9,819
ROU assets obtained in the exchange for lease liabilities    
Finance leases 2,445 1,607
Operating leases $ 4,212 $ 6,919
Weighted-average remaining lease term (in years)    
Finance leases 5 years 6 months 5 years 10 months 24 days
Operating leases 5 years 3 months 18 days 5 years 10 months 24 days
Weighted-average discount rate    
Finance leases 5.40% 5.80%
Operating leases 5.80% 5.80%