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Equity And Earnings Per Share (Basic Table) (Details) - USD ($)
$ / shares in Units, $ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Basic earnings per share:      
Net income available for common stockholders $ 600 $ 380 $ 308
Weighted average shares of common stock outstanding:      
Weighted Average Number of Shares Outstanding, Basic 104,965,050 100,460,016 94,167,572
Basic earnings per share $ 5.72 $ 3.78 $ 3.27
Common Class A [Member]      
Weighted average shares of common stock outstanding:      
Weighted Average Number of Shares Outstanding, Basic 104,964,950 100,459,916 94,167,472
Common Class B [Member]      
Weighted average shares of common stock outstanding:      
Weighted Average Number of Shares Outstanding, Basic 100 100 100