v3.26.3
Earnings Per Common Share and Shareholders Equity (Computation Of Basic And Diluted Earnings Per Common Share) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Dec. 31, 2025
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Sep. 30, 2026
Sep. 30, 2025
Earnings Per Share [Abstract]                  
Net income $ 220 $ 208 $ 192 $ 215 $ 96 $ 152 $ 87 $ 620 $ 335
Dividends 0       0     (1) 0
Net income allocated to common shares $ 220       $ 96     $ 619 $ 335
Weighted average number of common shares outstanding - basic (in shares) 279,221       237,838     285,128 218,694
Effect of potentially dilutive common shares (in shares) 1,117       1,087     1,118 1,018
Weighted average number of shares outstanding, diluted (in shares) 280,338       238,925     286,246 219,712
Earnings per common share:                  
Basic (in dollars per share) $ 0.78       $ 0.40     $ 2.17 $ 1.53
Diluted (in dollars per share) $ 0.78       $ 0.40     $ 2.16 $ 1.53