Condensed Consolidated Statements of Changes in Equity (Parenthetical) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Jun. 30, 2024	Dec. 31, 2023	Jun. 30, 2023	Dec. 31, 2022
Additional Paid-in Capital, value of stock	$ 41,350	$ 38,780	$ 41,350	$ 38,780	$ 40,271	$ 39,500	$ 38,350	$ 37,876
Dividends declared, amount per share	$ 5.1	$ 5	$ 15.3	$ 15
Common Stock [Member]
Additional Paid-in Capital, value of stock	$ 2	$ 2	$ 2	$ 2	$ 2	$ 2	$ 2	$ 2