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Market Risk Benefits (Tables)
12 Months Ended
Dec. 31, 2025
Insurance [Abstract]  
Market Risk Benefit, Activity
Information regarding MRB assets and liabilities associated with variable annuities was as follows:
Years Ended December 31,
202520242023
(Dollars in millions)
Balance, beginning of year$7,250 $9,722 $9,997 
Balance, beginning of year, before effect of changes in nonperformance risk
5,236 7,348 8,253 
Decrements(198)(180)(176)
Effect of changes in future expected assumptions613 (53)260 
Effect of actual different from expected experience153 140 186 
Effect of changes in interest rates194 (1,940)(427)
Effect of changes in fund returns
(1,736)(973)(2,203)
Effect of changes in equity index volatility38 75 (106)
Issuances(4)(4)(7)
Effect of changes in risk margin(69)(72)(34)
Aging of the block and other1,202 895 1,602 
Balance, end of year, before effect of changes in nonperformance risk
5,429 5,236 7,348 
Effect of changes in nonperformance risk
1,588 2,014 2,374 
Balance, end of year7,017 7,250 9,722 
Less: Reinsurance recoverable, end of year17 43 
Balance, end of year, net of reinsurance (1)
$7,009 $7,233 $9,679 
Weighted-average attained age of contract holder74.6 years73.9 years73.0 years
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(1)Amounts represent the sum of MRB assets and MRB liabilities presented on the consolidated balance sheets at December 31, 2025, 2024 and 2023, with the exception of $10 million, $21 million and $9 million, respectively, of index-linked annuity MRBs not included in this table.