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Summary of Significant Accounting Policies - Leases Costs (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]      
Operating lease cost $ 545,097 $ 499,464 $ 459,619
Depreciation of financing lease right-of-use assets 50,970 51,629 59,258
Interest expense for financing lease liabilities 19,808 19,942 21,031
Variable lease costs $ 111,949 $ 111,501 $ 105,922
Operating leases, Remaining Lease Term 10 years 10 months 24 days 11 years 1 month 6 days  
Finance leases, Remaining Lease Term 10 years 10 months 24 days 11 years 6 months  
Operating leases, Discount Rate 6.60% 6.90%  
Financing leases, Discount Rate 5.90% 5.90%