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Leases - Lease Term and Discount Rate (Details)
Dec. 31, 2021
Dec. 31, 2020
Weighted-average remaining lease term (years)    
Operating leases 4 years 10 months 24 days 5 years 9 months 18 days
Finance leases 5 years 6 months 6 years 3 months 18 days
Weighted-average discount rate    
Operating leases 5.44% 6.19%
Finance leases 5.22% 5.26%