v3.25.2
Derivatives and Hedging (Gross Notional Amount and Fair Value of Derivatives Contracts) (Details) - USD ($)
$ in Millions
Jun. 30, 2025
Dec. 31, 2024
Derivative [Line Items]    
Gross Notional $ 621,914 $ 548,831
Assets 20,130 21,694
Liabilities (34,522) (32,892)
Embedded derivative, fair value OF embedded derivative, net (14,687) (11,783)
PRISMIC Embedded Derivative, Fair Value of Embedded Derivative (45) 91
Derivatives Designated as Hedge Accounting Instruments:    
Derivative [Line Items]    
Gross Notional 42,303 40,342
Assets 1,250 2,755
Liabilities (2,258) (969)
Derivatives Designated as Hedge Accounting Instruments: | Interest Rate Swaps    
Derivative [Line Items]    
Gross Notional 4,567 4,260
Assets 27 11
Liabilities (321) (404)
Derivatives Designated as Hedge Accounting Instruments: | Interest Rate Forwards    
Derivative [Line Items]    
Gross Notional 10 10
Assets 0 0
Liabilities 0 0
Derivatives Designated as Hedge Accounting Instruments: | Foreign Currency Forwards    
Derivative [Line Items]    
Gross Notional 5,061 4,771
Assets 28 92
Liabilities (260) (197)
Derivatives Designated as Hedge Accounting Instruments: | Foreign Currency Swaps    
Derivative [Line Items]    
Gross Notional 32,665 31,301
Assets 1,195 2,652
Liabilities (1,677) (368)
Derivatives Not Qualifying as Hedge Accounting Instruments:    
Derivative [Line Items]    
Gross Notional 579,611 508,489
Assets 18,880 18,939
Liabilities (32,264) (31,923)
Derivatives Not Qualifying as Hedge Accounting Instruments: | Interest Rate Swaps    
Derivative [Line Items]    
Gross Notional 247,298 228,392
Assets 10,150 11,272
Liabilities (23,015) (24,802)
Derivatives Not Qualifying as Hedge Accounting Instruments: | Interest Rate Forwards    
Derivative [Line Items]    
Gross Notional 2,813 2,544
Assets 25 9
Liabilities (8) (80)
Derivatives Not Qualifying as Hedge Accounting Instruments: | Foreign Currency Forwards    
Derivative [Line Items]    
Gross Notional 29,103 27,819
Assets 861 1,625
Liabilities (1,028) (1,181)
Derivatives Not Qualifying as Hedge Accounting Instruments: | Foreign Currency Swaps    
Derivative [Line Items]    
Gross Notional 7,766 7,525
Assets 406 658
Liabilities (223) (129)
Derivatives Not Qualifying as Hedge Accounting Instruments: | Interest Rate Futures    
Derivative [Line Items]    
Gross Notional 10,422 9,773
Assets 66 6
Liabilities (17) (21)
Derivatives Not Qualifying as Hedge Accounting Instruments: | Interest Rate Options    
Derivative [Line Items]    
Gross Notional 29,245 34,005
Assets 112 430
Liabilities (1,262) (1,583)
Derivatives Not Qualifying as Hedge Accounting Instruments: | Credit Default Swaps    
Derivative [Line Items]    
Gross Notional 4,679 4,027
Assets 87 90
Liabilities 0 0
Derivatives Not Qualifying as Hedge Accounting Instruments: | Equity Futures    
Derivative [Line Items]    
Gross Notional 1,169 2,019
Assets 4 6
Liabilities 0 (7)
Derivatives Not Qualifying as Hedge Accounting Instruments: | Equity Options    
Derivative [Line Items]    
Gross Notional 155,754 104,438
Assets 6,507 4,507
Liabilities (5,819) (3,790)
Derivatives Not Qualifying as Hedge Accounting Instruments: | Equity Total Return Swaps    
Derivative [Line Items]    
Gross Notional 11,773 9,796
Assets 656 331
Liabilities (875) (327)
Derivatives Not Qualifying as Hedge Accounting Instruments: | Other    
Derivative [Line Items]    
Gross Notional 1,250 1,250
Assets 0 0
Liabilities 0 0
Derivatives Not Qualifying as Hedge Accounting Instruments: | Synthetic GICs    
Derivative [Line Items]    
Gross Notional 77,495 76,416
Assets 1 1
Liabilities (15) (1)
Derivatives Not Qualifying as Hedge Accounting Instruments: | Interest Rate Total Return Swaps    
Derivative [Line Items]    
Gross Notional 844 485
Assets 5 4
Liabilities $ (2) $ (2)