v3.26.3
Income Taxes - Schedule of Impacts of LIHTC Investments (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Income Tax Disclosure [Abstract]        
Tax credits and other benefits recognized $ (13) $ (14) $ (31) $ (31)
Investment Program, Proportional Amortization Method, Applied, Amortization Expense, Statement of Income or Comprehensive Income Flag Income tax expense Income tax expense Income tax expense Income tax expense
Tax credit amortization expense $ 8 $ 10 $ 22 $ 24
Total $ (5) $ (4) $ (9) $ (7)
Investment Program Proportional Amortization Method Elected Income Tax Credit and Other Income Tax Benefit Before Amortization Statement Of Cash Flows Extensible Enumeration Not Disclosed Flag Net change in income taxes Net change in income taxes Net change in income taxes Net change in income taxes
Investment Program, Proportional Amortization Method Applied Income Tax Credit And Other Tax Benefit Amortization Statement Of Cash Flows Extensible Enumeration Not Disclosed Flag Net change in income taxes Net change in income taxes Net change in income taxes Net change in income taxes
Investment Program, Proportional Amortization Method, Elected, Income Tax Credit and Other Income Tax Benefit, before Amortization, Statement of Income or Comprehensive Income Flag Income tax expense Income tax expense Income tax expense Income tax expense