v3.26.1
Investments (Analysis of Past Due Commercial Mortgage and Other Loans) (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Financing Receivable, Past Due [Line Items]    
Total $ 65,899 $ 65,184
Non-accrual status 1,006 1,090
Current    
Financing Receivable, Past Due [Line Items]    
Total 64,869 64,196
30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 145 10
60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 17 0
90 days or more past due    
Financing Receivable, Past Due [Line Items]    
Total 868 978
Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total 1,030 988
Commercial Mortgage Loans    
Financing Receivable, Past Due [Line Items]    
Total 54,483 54,503
Non-accrual status 225 190
Commercial Mortgage Loans | Current    
Financing Receivable, Past Due [Line Items]    
Total 54,249 54,349
Commercial Mortgage Loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 89 0
Commercial Mortgage Loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 0 0
Commercial Mortgage Loans | 90 days or more past due    
Financing Receivable, Past Due [Line Items]    
Total 145 154
Commercial Mortgage Loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total 234 154
Agricultural property loans    
Financing Receivable, Past Due [Line Items]    
Total 8,105 8,275
Non-accrual status 754 875
Agricultural property loans | Current    
Financing Receivable, Past Due [Line Items]    
Total 7,350 7,443
Agricultural property loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 23 8
Agricultural property loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 11 0
Agricultural property loans | 90 days or more past due    
Financing Receivable, Past Due [Line Items]    
Total 721 824
Agricultural property loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total 755 832
Residential Mortgage Loans    
Financing Receivable, Past Due [Line Items]    
Total 2,454 1,632
Non-accrual status 2 0
Residential Mortgage Loans | Current    
Financing Receivable, Past Due [Line Items]    
Total 2,413 1,630
Residential Mortgage Loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 33 2
Residential Mortgage Loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 6 0
Residential Mortgage Loans | 90 days or more past due    
Financing Receivable, Past Due [Line Items]    
Total 2 0
Residential Mortgage Loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total 41 2
Other collateralized loans    
Financing Receivable, Past Due [Line Items]    
Total 692 603
Non-accrual status 0 0
Other collateralized loans | Current    
Financing Receivable, Past Due [Line Items]    
Total 692 603
Other collateralized loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 0 0
Other collateralized loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 0 0
Other collateralized loans | 90 days or more past due    
Financing Receivable, Past Due [Line Items]    
Total 0 0
Other collateralized loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total 0 0
Uncollateralized loans    
Financing Receivable, Past Due [Line Items]    
Total 165 171
Non-accrual status 25 25
Uncollateralized loans | Current    
Financing Receivable, Past Due [Line Items]    
Total 165 171
Uncollateralized loans | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 0 0
Uncollateralized loans | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total 0 0
Uncollateralized loans | 90 days or more past due    
Financing Receivable, Past Due [Line Items]    
Total 0 0
Uncollateralized loans | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total 0 0
Loans | 90 days or more past due    
Financing Receivable, Past Due [Line Items]    
Accruing interest $ 0 $ 0