v3.25.2
Commitments and Contingent Liabilities (Summary of Commitments and Contingent Liabilities) (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Standby Letters of Credit          
Commitments and Contingent Liabilities [Line Items]          
Guarantee on letters of credit $ 1,500   $ 1,500    
Standby Uncommitted Letters Of Credit          
Commitments and Contingent Liabilities [Line Items]          
Guarantee on letters of credit 500   500    
Commitments | Commercial Mortgage Loans          
Commitments and Contingent Liabilities [Line Items]          
Total outstanding mortgage loan commitments 3,164   3,164   $ 2,552
Portion of commitment where prearrangement to sell to investor exists 779   779   578
Allowance for credit losses 4   4   2
Change in allowance for credit losses 2 $ 0 2 $ 0  
Expected to be funded from the GA and other operations outside the SA          
Commitments and Contingent Liabilities [Line Items]          
Commitments to purchase investment (excluding commercial mortgage loans) 12,033   12,033   11,664
Expected to be funded from separate accounts          
Commitments and Contingent Liabilities [Line Items]          
Commitments to purchase investment (excluding commercial mortgage loans) 257   257   0
Indemnification | Securities Lending and Securities Repurchase Transactions          
Commitments and Contingent Liabilities [Line Items]          
Indemnification provided to certain clients for securities lending and securities repurchase transactions 5,054   5,054   5,015
Fair value of related collateral associated with above indemnifications 5,167   5,167   5,119
Accrued liability associated with guarantee 0   0   0
Indemnification | Securities Repurchase Transactions          
Commitments and Contingent Liabilities [Line Items]          
Indemnification provided to certain clients for securities lending and securities repurchase transactions 0   0   240
Fair value of related collateral associated with above indemnifications 0   0   240
Indemnification | Serviced Mortgage Loans          
Commitments and Contingent Liabilities [Line Items]          
Maximum exposure under indemnification agreements for mortgage loans serviced by the Company 3,359   3,359   3,272
First-loss exposure portion of above 966   966   942
Accrued liability associated with guarantee 23   23   25
Allowance for credit losses 11   11   12
Change in allowance for credit losses 0 (1) (1) (1)  
Guarantees of Asset Values          
Commitments and Contingent Liabilities [Line Items]          
Guaranteed value of third-parties’ assets 77,495   77,495   76,416
Fair value of collateral supporting these assets 73,402   73,402   71,423
Asset (liability) associated with guarantee, carried at fair value (16)   (16)   (1)
Other Guarantees          
Commitments and Contingent Liabilities [Line Items]          
Other guarantees where amount can be determined 288   288   289
Accrued liability associated with guarantee 31   31   $ 32
Purchase Investments          
Commitments and Contingent Liabilities [Line Items]          
Change in allowance for credit losses $ 0 $ 0 $ 0 $ 0