Investments - Commercial Mortgage Loans by Year of Origination (Details) - Commercial $ in Millions	Jun. 30, 2026 USD ($)	Dec. 31, 2025 USD ($)
Origination Year
Year one	$ 994	$ 1,515
Year two	1,497	1,564
Year three	1,541	1,344
Year four	1,308	1,784
Year five	1,701	2,253
Year six and prior	10,527	9,078
Total	17,568	17,538
LTV Less Than 65%
Origination Year
Year one	888	1,322
Year two	1,326	1,497
Year three	1,486	1,310
Year four	1,282	1,703
Year five	1,636	2,190
Year six and prior	10,457	9,014
Total	$ 17,075	$ 17,036
Debt-Service Coverage Ratio
Year one	1.63	1.81
Year two	1.81	1.68
Year three	1.68	1.87
Year four	1.87	2.20
Year five	2.23	3.65
Year six and prior	2.73	2.53
LTV 65% to 75%
Origination Year
Year one	$ 104	$ 182
Year two	160	66
Year three	54	33
Year four	25	76
Year five	61	37
Year six and prior	56	46
Total	$ 460	$ 440
Debt-Service Coverage Ratio
Year one	1.38	1.41
Year two	1.41	1.41
Year three	1.41	1.38
Year four	1.40	1.59
Year five	1.65	1.70
Year six and prior	2.67	1.38
LTV Greater Than 75%
Origination Year
Year one	$ 2	$ 11
Year two	11	1
Year three	1	1
Year four	1	5
Year five	4	26
Year six and prior	14	18
Total	$ 33	$ 62
Debt-Service Coverage Ratio
Year one	1.42	1.20
Year two	1.18	2.01
Year three	2.06	1.17
Year four	1.17	1.83
Year five	1.21	4.36
Year six and prior	1.63	1.86