v3.26.1
Derivative Instruments (Derivative Instruments Offsetting Balance Sheet) (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Derivative Assets [Abstract]    
Gross Amounts Offset in the Balance Sheet $ (404) $ (390)
Derivative Liabilities [Abstract]    
Gross Amounts Offset in the Balance Sheet (404) (390)
Net Amounts Presented in the Balance Sheet 139 59
Derivative Asset, Fair Value, Gross Asset 617 578
Derivative Asset, Subject to Master Netting Arrangement, before Offset of Collateral 213 188
Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Security Not Offset [1] (213) (188)
Derivative Asset, Subject to Master Netting Arrangement, after Offset and Deduction 0 0
Derivative Liability, Fair Value, Gross Liability 1,103 989
Derivative Liability, Subject to Master Netting Arrangement, before Offset of Collateral 699 599
Derivative Liability, Subject to Master Netting Arrangement, Collateral, Right to Reclaim Security Not Offset [1] (699) (599)
Derivative Liability, Subject to Master Netting Arrangement, after Offset and Deduction $ 0 $ 0
[1] Includes initial margin posted to a central clearing partner for financial instruments and excludes the excess of collateral received/pledged from/to the counterparty.