v3.26.1
Other Assets - Net Benefits Attributable to Tax Equity Investments under the Proportional Amortization Method (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Equity Method Investments and Joint Ventures [Abstract]    
Investment Program, Proportional Amortization Method, Elected, Income Tax Credit and Other Income Tax Benefit, before Amortization, Statement of Income or Comprehensive Income [Extensible Enumeration] Provision for income taxes Provision for income taxes
Income tax credits and other income tax benefits $ 78 $ 75
Investment Program, Proportional Amortization Method, Applied, Amortization Expense, Statement of Income or Comprehensive Income [Extensible Enumeration] Provision for income taxes Provision for income taxes
Proportional amortization $ (64) $ (62)
Net benefits included in income tax expense 14 13
Other income $ 1 $ 0
Investment Program, Proportional Amortization Method, Elected, Income Tax Credit and Other Income Tax Benefit, after Amortization, Statement of Cash Flows [Extensible Enumeration] Depreciation and amortization Depreciation and amortization
Net benefits $ 15 $ 13