v3.26.1
Derivatives and Hedge Accounting - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Credit derivatives:          
Collateral posted $ 327   $ 327   $ 362
Collateral obtained from third parties for derivative transactions 232   232   222
Foreign currency translation gain (loss) adjustment related to net investment hedge relationships 22 $ (101) 50 $ (172)  
Credit Risk Related Contingent Features          
Credit derivatives:          
Collateral posted 24   24   25
Additional collateral postings and termination payments 4   4    
Aggregate fair value of net liability position $ 24   $ 24   $ 25