Leases - Narrative (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($) property	Dec. 31, 2019 USD ($)
Lessor, Lease, Description [Line Items]
Number of Properties | property	3,831
Weighted average remaining lease term	15 years 10 months 24 days
Weighted average discount rate	4.91%
Operating lease right-of-use assets	$ 195,518	$ 215,227
Operating lease liabilities	209,104	221,061
Increase (reduction) of right-of-use assets	1,200	2,100
Increase (reduction) of operating lease liabilities	$ 1,300	2,600
Minimum [Member]
Lessor, Lease, Description [Line Items]
Lease terms	3 days
Remaining lease terms	2 months 12 days
Maximum [Member]
Lessor, Lease, Description [Line Items]
Lease terms	24 years 1 month 6 days
Remaining lease terms	78 years 7 months 6 days
Accounting Standards Update 2016-02 [Member]
Lessor, Lease, Description [Line Items]
Operating lease right-of-use assets		233,300
Operating lease liabilities		$ 236,300