v3.26.1
Investments - Schedule of Mortgage Loan Portfolio, with Fair Value Option Loans (Details) - Mortgage loans - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Fair Value, Option, Quantitative Disclosures [Line Items]    
Unpaid principal balance $ 105,204 $ 96,269
Mark to fair value (1,623) (725)
Fair value 103,581 95,544
Mortgage loans 103,581 95,544
Commercial mortgage loans    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Unpaid principal balance 50,174 40,656
Mark to fair value (1,883) (1,585)
Fair value 48,291 39,071
Commercial mortgage loans | Commercial mortgage loans    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Unpaid principal balance 48,372 38,869
Commercial mortgage loans | Commercial mortgage loans under development    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Unpaid principal balance 1,802 1,787
Residential mortgage loans    
Fair Value, Option, Quantitative Disclosures [Line Items]    
Unpaid principal balance 55,030 55,613
Mark to fair value 260 860
Fair value $ 55,290 $ 56,473