Lessee, Other Lease Information (Details)		Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Operating leases, weighted average remaining lease term		31 years 4 months 24 days	31 years 7 months 6 days
Finance leases, weighted average remaining lease term		2 years 3 months 18 days	2 years 3 months 18 days
Operating leases, weighted average discount rate, percent	[1]	4.60%	4.60%
Finance leases, weighted average discount rate, percent		3.00%	3.80%

[1] Upon adoption of the new lease standard, discount rates used for existing operating leases were established on January 1, 2019.