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Equity (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023	Dec. 31, 2022
Equity, Class of Treasury Stock [Line Items]
Stockholders' Equity Attributable to Noncontrolling Interest	$ 90	$ 90	$ 90	$ 90	$ 90	$ 90	$ 90	$ 90
Net Income (Loss) Attributable to Noncontrolling Interest	1	$ 2	3	$ 3
Share Repurchase Program [Member]
Equity, Class of Treasury Stock [Line Items]
Stock Repurchase Program, Authorized Amount	$ 500		$ 500
Common Stock Held In Treasury [Member]
Equity, Class of Treasury Stock [Line Items]
Treasury Stock, Shares, Acquired			0	722,774

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Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

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