Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Accruals not currently deductible
Employee benefit costs	$ 235	$ 232
Product and other claims	3,989	610
Miscellaneous accruals	160	117
Stock-based compensation	275	259
Advanced payments	76	173
Net operating/capital loss/state tax credit carryforwards	147	120
Foreign tax credits	164	112
Research and experimentation capitalization	657	418
Lease liabilities	192	210
Other	157	102
Gross deferred tax assets	6,052	2,353
Valuation allowance	(706)	(115)
Total deferred tax assets	5,346	2,238
Deferred tax liabilities:
Accelerated depreciation	(535)	(586)
Intangible assets	(226)	(901)
Right-of-use asset	(194)	(210)
Other	0	(141)
Total deferred tax liabilities	(955)	(1,838)
Net deferred tax assets	$ 4,391	$ 400