v3.25.2
Equity (Net Unrealized Investment Gains (Losses) in AOCI on AFS Fixed Maturity Securities with Allowance for Credit Losses and All Other Investments) (Details)
$ in Millions
 6 Months Ended
Jun. 30, 2025
USD ($)
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]  
Beginning Balance $ 28,187
Ending Balance 30,903
Net Unrealized Investment Gains (Losses) on Available-for-Sale Fixed Maturity Securities on Which an Allowance for Credit Losses has been Recorded  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]  
Beginning Balance 6
Net investment gains (losses) on investments arising during the period 4
Reclassification adjustment for (gains) losses included in net income (7)
Ending Balance 3
Net Unrealized Investment Gains (Losses) on All Other Investments  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]  
Beginning Balance (27,287)
Net investment gains (losses) on investments arising during the period (1,390)
Reclassification adjustment for (gains) losses included in net income 518
Ending Balance (28,159)
Reinsurance Recoverables  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]  
Beginning Balance (269)
Impact of net unrealized investment (gains) losses 81
Ending Balance (188)
Future Policy Benefits, Policyholders’ Account Balances and Reinsurance Payables  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]  
Beginning Balance 981
Impact of net unrealized investment (gains) losses (245)
Ending Balance 736
Policyholders’ Dividends  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]  
Beginning Balance 2,096
Impact of net unrealized investment (gains) losses (582)
Ending Balance 1,514
Income Tax Benefit (Expense)  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]  
Beginning Balance 5,786
Net investment gains (losses) on investments arising during the period 708
Reclassification adjustment for (gains) losses included in net income (261)
Impact of net unrealized investment (gains) losses 157
Ending Balance 6,390
Accumulated Other Comprehensive Income (Loss) Related to Net Unrealized Investment Gains (Losses)  
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]  
Beginning Balance (18,687)
Net investment gains (losses) on investments arising during the period (678)
Reclassification adjustment for (gains) losses included in net income 250
Impact of net unrealized investment (gains) losses (589)
Ending Balance $ (19,704)