XML 139 R92.htm IDEA: XBRL DOCUMENT v3.23.3
Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Income Tax Disclosure [Abstract]        
Tax provision at U.S. federal statutory rate $ 171 $ 91 $ 449 $ 321
Nontaxable investment income (12) (6) (32) (20)
Other (3) (7) 12 1
Income tax expense $ 162 $ 92 $ 405 $ 300