XML 98 R78.htm IDEA: XBRL DOCUMENT v3.20.4
Leases - Weighted-Average Lease Term and Discount Rate (Details)
Dec. 31, 2020
Dec. 31, 2019
Leases [Abstract]    
Weighted-average remaining lease terms for operating leases 12 years 9 months 18 days  
Weighted-average remaining lease terms for finance leases 15 years 10 months 24 days  
Weighted-average discount rates used to determine operating lease liabilities 5.60% 6.10%
Weighted-average discount rates used to determine finance lease liabilities 6.20% 7.20%