Debt - Interest Expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Debt Disclosure [Abstract]
Interest expense on long-term and short-term debt	$ 380	$ 353	$ 1,100	$ 1,000