v3.26.1
INVESTMENTS - Mortgage Loans (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Allowance for credit losses on mortgage loans:        
Balance, beginning of period     $ 313  
Balance, end of period $ 322 $ 305 322 $ 305
Commercial mortgages:        
Allowance for credit losses on mortgage loans:        
Balance, beginning of period 268 254 299 259
Current-period provision for expected credit losses 31 39 34 34
Write-offs charged against the allowance 0 0 (34) 0
Recoveries of amounts previously written off 0 0 0 0
Net change in allowance 31 39 0 34
Balance, end of period 299 293 299 293
Agricultural mortgages:        
Allowance for credit losses on mortgage loans:        
Balance, beginning of period 8 13 6 15
Current-period provision for expected credit losses 0 0 2 (2)
Write-offs charged against the allowance 0 (8) 0 (8)
Recoveries of amounts previously written off 0 0 0 0
Net change in allowance 0 (8) 2 (10)
Balance, end of period 8 5 8 5
Residential mortgages:        
Allowance for credit losses on mortgage loans:        
Balance, beginning of period 10 5 8 4
Current-period provision for expected credit losses 5 2 7 3
Write-offs charged against the allowance 0 0 0 0
Recoveries of amounts previously written off 0 0 0 0
Net change in allowance 5 2 7 3
Balance, end of period $ 15 $ 7 $ 15 $ 7