Derivatives and Hedging (Foreign Exchange Risk) (Details) - Foreign Currency Contracts - Designated contracts € in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Mar. 31, 2024 EUR (€)
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount	$ 1,182
Receive notional | €			€ 1,100
Fair value gain (loss)	4	$ 10
Senior Notes, 3.10% Due June 2028
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount	$ 645
Pay Rate	4.75%		4.75%
Receive notional | €			€ 600
Rate	0.0310		0.0310
Fair value gain (loss)	$ 2	5
Senior Notes, 3.85% Due June 2034
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount	$ 537
Pay Rate	5.31%		5.31%
Receive notional | €			€ 500
Rate	0.0385		0.0385
Fair value gain (loss)	$ 2	$ 5