Hedging Transactions and Derivative Financial Instruments (Derivative and Nonderivative Debt Instruments) (Details) - USD ($) $ in Millions			12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Derivatives, Fair Value [Line Items]
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Other long-term assets	Other long-term assets	Other long-term assets	Other long-term assets
Net investment hedging
Derivatives, Fair Value [Line Items]
Derivative assets	$ 291	$ 653	$ 291	$ 653
Net investment hedging | Notes payable and current portion of long-term debt
Derivatives, Fair Value [Line Items]
Nonderivative hedging instruments			$ 993	$ 0
Net investment hedging | Long-term debt
Derivatives, Fair Value [Line Items]
Nonderivative hedging instruments	$ 3,270	$ 5,777