Income Taxes, Income Taxes Paid (Refunded), Net (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Taxes Paid, Net
Income taxes paid (refunded), net	$ 3,494	$ 3,288	$ (842)
U.S. [Member]
Income Taxes Paid, Net
Income taxes paid (refunded), net	2,158	2,396	(878)	[1]
U.S. [Member] | Internal Revenue Service (IRS) [Member]
Income Taxes Paid (Textual)
Refund received			962
Foreign [Member]
Income Taxes Paid, Net
Income taxes paid (refunded), net	$ 1,336	$ 892	$ 36

[1] This amount includes a refund of $962 million that we received related to our U.S. federal income tax return for 2020.