v3.26.1
Account Values by Range of Guaranteed Minimum Crediting Rates (Details) - Investment contract reserves: - USD ($)
$ in Millions
Jun. 30, 2026
Mar. 31, 2026
Dec. 31, 2025
Jun. 30, 2025
Mar. 31, 2025
Deferred Fixed Annuity          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period $ 540 $ 546 $ 554 $ 575 $ 582
Deferred Fixed Annuity | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 278     55  
Deferred Fixed Annuity | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 2     269  
Deferred Fixed Annuity | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 18     14  
Deferred Fixed Annuity | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 242     237  
Deferred Fixed Annuity | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 43     46  
Deferred Fixed Annuity | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 43     46  
Deferred Fixed Annuity | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 0     0  
Deferred Fixed Annuity | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 0     0  
Deferred Fixed Annuity | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 0     0  
Deferred Fixed Annuity | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 497     529  
Deferred Fixed Annuity | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 235     9  
Deferred Fixed Annuity | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 2     269  
Deferred Fixed Annuity | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 18     14  
Deferred Fixed Annuity | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 242     237  
Universal life          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 447 $ 449 $ 451 454 $ 457
Universal life | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 314     324  
Universal life | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 53     55  
Universal life | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 62     60  
Universal life | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 18     15  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 56     55  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 51     51  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 0     0  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 5     4  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0300 to 0399 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 0     0  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 263     273  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 263     273  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 0     0  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 0     0  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0400 and Greater | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 0     0  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 128     126  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, at Guaranteed Minimum Crediting Rate          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 0     0  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0001 to 0050          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 53     55  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0051 to 0150          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period 57     56  
Universal life | Policyholder Account Balance, Guaranteed Minimum Crediting Rate, Range from 0200 to 0299 | Policyholder Account Balance, above Guaranteed Minimum Crediting Rate, Range from 0151 and Greater          
Policyholder Account Balance, Guaranteed Minimum Crediting Rate [Line Items]          
Balance, end of period $ 18     $ 15