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Leases - Lease Term and Discount Rate (Details)
Dec. 31, 2019
Leases [Abstract]  
Weighted average remaining operating lease term (years) 6 years 1 month 6 days
Weighted average remaining finance lease term (years) 3 years 9 months 18 days
Weighted average discount rate for finance leases 4.40%
Weighted average discount rate for finance leases 5.40%