v3.26.3
SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
$ in Millions
Sep. 30, 2026
Jun. 30, 2026
Dec. 31, 2025
Sep. 30, 2025
Jun. 30, 2025
Dec. 31, 2024
Variable Interest Entity [Line Items]            
Investments $ 127,653   $ 121,004      
Fixed maturities, at fair value using the fair value option [1] 3,333   2,943      
Notes issued by consolidated variable interest entities, at fair value using the fair value option 3,200   2,500      
Unpaid outstanding balance and short-term borrowing 3,200   2,300      
Assets 334,008   317,990      
Liabilities 333,764   316,202      
Redeemable noncontrolling interest 425 [1],[2] $ 365 322 [1],[2] $ 344 $ 358 $ 125
Variable Interest Entity, Primary Beneficiary | CLO Warehouse Debt            
Variable Interest Entity [Line Items]            
Investments 159   98      
Consolidated Limited Partnerships            
Variable Interest Entity [Line Items]            
Assets 5,500   3,100      
Consolidated Entity | AB-Sponsored Investment Funds            
Variable Interest Entity [Line Items]            
Assets 480   346      
Liabilities 31   25      
Redeemable noncontrolling interest 264   169      
Consolidated Entity, Excluding VIE | AB-Sponsored Investment Funds            
Variable Interest Entity [Line Items]            
Assets 27   27      
Liabilities 0   0      
Redeemable noncontrolling interest 11   10      
Non-Consolidated VIEs            
Variable Interest Entity [Line Items]            
Investments 3,100   3,200      
Assets 293,200   385,800      
Variable interest entity, maximum loss exposure 3,100   3,200      
Unfunded commitments 868   1,000      
Non-Consolidated VIEs | AB-Sponsored Investment Funds            
Variable Interest Entity [Line Items]            
Assets 74,600   51,300      
Variable interest entity, maximum loss exposure $ 48   $ 40      
[1] See Note 2 of the Notes to these Consolidated Financial Statements for details of balances with VIEs.
[2] See Note 14 of the Notes to these Consolidated Financial Statements for details of redeemable noncontrolling interest.