Leases (Tables)

12 Months Ended

Dec. 31, 2021

Leases [Abstract]

Lease Expense Components

The components of lease expense were as follows:

	Year ended December 31,
Lease cost	2021		2020		2019
Operating lease cost(1):
Fixed lease expense	$	547,923	$	541,090	$	526,352
Variable lease expense	125,981		122,729		119,740
Financing lease cost:
Amortization of leased assets	26,846		24,720		23,724
Interest on lease liabilities	13,988		14,421		14,932
Net lease cost	$	714,738	$	702,960	$	684,748

(1) Includes short-term lease expense and sublease income, which are immaterial.

Lease Other Information

Other information related to leases was as follows:

	Year ended December 31,
Lease term and discount rate	2021		2020		2019
Weighted average remaining lease term (years):
Operating leases	8.3		8.7		9.0
Finance leases	10.5		10.5		10.2
Weighted average discount rate:
Operating leases	3.5	%	3.8	%	4.1	%
Finance leases	4.5	%	5.1	%	5.4	%

	Year ended December 31,
Other information	2021		2020		2019
Gains on sale leasebacks, net	$	17,137	$	34,301	$	20,833
Cash paid for amounts included in the  measurement of lease liabilities:
Operating cash flows for operating leases	$	684,186	$	661,318	$	637,655
Operating cash flows for finance leases	$	21,343	$	20,981	$	22,257
Financing cash flows for finance leases	$	22,445	$	24,780	$	25,692
Net operating lease assets obtained in exchange  for new or modified operating lease liabilities	$	361,101	$	401,559	$	432,074

Schedule Of Minimum Lease Payments

Future minimum lease payments under non-cancellable leases as of December 31, 2021 are as follows: 

	Operating leases		Finance leases
2022	$	494,442	$	36,981
2023	511,341		37,672
2024	463,124		38,199
2025	413,117		38,376
2026	361,771		37,141
Thereafter	1,293,544		183,250
Total future minimum lease payments	3,537,339		371,619
Less portion representing interest	(470,269)		(72,491)
Present value of lease liabilities	$	3,067,070	$	299,128