Leases (Tables)

12 Months Ended

Dec. 31, 2023

The components of our lease expense were as follows (in millions):


	Year Ended December 31,
	2021		2022		2023
Lease cost
Finance lease cost:
Amortization of assets	$	217	$	186	$	188
Interest of lease liabilities	12		13		31
Operating lease cost	299		304		321
Short-term lease cost	7		7		10
Variable lease cost	96		142		129
Sublease income	(5)		(17)		(22)
Total lease cost	$	626	$	635	$	657

Supplemental cash flow information related to leases was as follows (in millions):


	Year Ended December 31,
	2021		2022		2023
Other information
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from financing leases	$	11	$	13	$	32
Operating cash flows from operating leases	297		339		335
Financing cash flows from financing leases	226		184		171
Right-of-use assets obtained in exchange for lease obligations:
Operating lease liabilities	$	273	$	329	$	84
Finance lease liabilities	184		349		216

Supplemental balance sheet information related to leases was as follows (in millions, except lease term and discount rate):


	As of December 31,
	2022		2023
Operating Leases
Operating lease right-of-use assets	$	1,449	$	1,241
Operating lease liability, current	$	201	$	190
Operating lease liabilities, non-current	1,673		1,550
Total operating lease liabilities	$	1,874	$	1,740


	As of December 31,
	2022		2023
Finance Leases
Property and equipment, at cost	$	712	$	683
Accumulated depreciation	(305)		(250)
Property and equipment, net	$	407	$	433
Other current liabilities	$	115	$	156
Other long-term liabilities	284		322
Total finance leases liabilities	$	399	$	478


	As of December 31,
	2022		2023
Weighted-average remaining lease term
Operating leases	15 years		15 years
Finance leases	3 years		3 years
Weighted-average discount rate
Operating leases	6.6	%	6.6	%
Finance leases	5.7	%	6.3	%

Maturities of lease liabilities were as follows (in millions):


	As of December 31, 2023
	Operating Leases		Finance Leases
2024	$	294	$	199
2025	272		171
2026	236		131
2027	218		22
2028	196		—
Thereafter	1,899		1
Total undiscounted lease payments	3,115		524
Less: imputed interest	(1,375)		(46)
Total lease liabilities	$	1,740	$	478

Maturities of lease liabilities were as follows (in millions):


	As of December 31, 2023
	Operating Leases		Finance Leases
2024	$	294	$	199
2025	272		171
2026	236		131
2027	218		22
2028	196		—
Thereafter	1,899		1
Total undiscounted lease payments	3,115		524
Less: imputed interest	(1,375)		(46)
Total lease liabilities	$	1,740	$	478

Future minimum payments related to the financing obligations as of December 31, 2023 are summarized below (in millions):