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Equity And Earnings Per Share (Basic Table) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Basic earnings per share:
Net income available for common stockholders	$ 175	$ 148
Weighted average shares of common stock outstanding:
Weighted Average Number of Shares Outstanding, Basic	107,070,830	102,958,660
Basic earnings per share	$ 1.63	$ 1.44
Common Class A [Member]
Weighted average shares of common stock outstanding:
Weighted Average Number of Shares Outstanding, Basic	107,070,730	102,958,560
Common Class B [Member]
Weighted average shares of common stock outstanding:
Weighted Average Number of Shares Outstanding, Basic	100	100

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