Variable Interest Entity Arrangements (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024	Jun. 30, 2024	Dec. 31, 2023
Current assets
Cash and cash equivalents	$ 15,587	$ 16,139	$ 14,635	$ 16,398
Accounts receivable, net	3,838	4,418
Prepaid expenses and other current assets	5,943	5,362
Total current assets	61,133	58,360
Other non-current assets	4,857	4,215
Total assets	128,567	122,070
Current liabilities
Accrued liabilities and other	11,519	10,723
Deferred revenue	3,237	3,168
Current portion of debt and finance leases	2,040	2,456
Total current liabilities	30,008	28,821
Deferred revenue, net of current portion	3,764	3,317
Debt and finance leases, net of current portion	5,180	5,757
Total liabilities	50,495	48,390
Variable Interest Entities (VIEs)
Current assets
Cash and cash equivalents	59	49
Accounts receivable, net	27	18
Prepaid expenses and other current assets	250	276
Total current assets	336	343
Other non-current assets	191	183
Total assets	3,108	3,228
Current liabilities
Accrued liabilities and other	35	32
Deferred revenue	6	6
Current portion of debt and finance leases	1,748	2,114
Total current liabilities	1,789	2,152
Deferred revenue, net of current portion	63	71
Debt and finance leases, net of current portion	1,422	1,834
Total liabilities	3,274	4,057
Variable Interest Entities (VIEs) | Operating lease vehicles, net
Current assets
Operating leased assets, net	340	392
Variable Interest Entities (VIEs) | Solar energy systems, net
Current assets
Operating leased assets, net	$ 2,241	$ 2,310