Acquisitions and Dispositions (Acquired Finite-Lived Intangibles Assets) (Details) $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($)
Finite-Lived Intangible Assets [Line Items]
Amount	$ 427
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Amount	$ 407
Weighted Average Amortization Period	12 years 9 months 18 days
Other
Finite-Lived Intangible Assets [Line Items]
Amount	$ 20
Weighted Average Amortization Period	4 years