v3.25.4
Fair Value Hierarchy - Summary of Changes in Fair Value for Level 3 Loans (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Loans Receivable    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance $ 683 $ 823
Net realized gains/(losses) 28 33
Net unrealized gains/(losses) (9) (41)
Purchases 96 135
Sales (17) (61)
Settlements (270) (286)
Transfers into level 3 62 124
Transfers out of level 3 (27) (44)
Ending balance 546 683
Corporate    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance 403 344
Net realized gains/(losses) 3 12
Net unrealized gains/(losses) (6) (26)
Purchases 36 127
Sales 0 (5)
Settlements (125) (160)
Transfers into level 3 6 111
Transfers out of level 3 (27) 0
Ending balance 290 403
Real estate    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance 117 261
Net realized gains/(losses) 5 9
Net unrealized gains/(losses) 8 (10)
Purchases 3 2
Sales (13) (52)
Settlements (21) (93)
Ending balance 99 117
Other collateralized    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance 135 136
Net realized gains/(losses) 14 4
Net unrealized gains/(losses) (9) 1
Purchases 57 6
Sales 0 (3)
Settlements (115) (22)
Transfers into level 3 56 13
Ending balance 138 135
Other    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance 28 82
Net realized gains/(losses) 6 8
Net unrealized gains/(losses) (2) (6)
Sales (4) (1)
Settlements (9) (11)
Transfers out of level 3 0 (44)
Ending balance $ 19 $ 28