Description of Business, Accounting Policies, and Supplemental Disclosures - Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Supplemental Cash Flow Information [Abstract]
Cash paid for interest on debt, net of capitalized interest	$ 2,608	$ 1,561	$ 1,098
Cash paid for operating leases	10,453	8,633	6,722
Cash paid for interest on finance leases	308	374	521
Cash paid for interest on financing obligations	196	207	153
Cash paid for income taxes, net of refunds	11,179	6,035	3,688
Assets acquired under operating leases	14,052	18,800	25,369
Property and equipment acquired under finance leases, net of remeasurements and modifications	642	675	7,061
Property and equipment recognized during the construction period of build-to-suit lease arrangements	357	3,187	5,846
Property and equipment derecognized after the construction period of build-to-suit lease arrangements, with the associated leases recognized as operating	$ 1,374	$ 5,158	$ 230