Financing Receivables - Credit Quality - Commercial Mortgage Loans by LTV Ratio and Year of Origination (Details) - Commercial Loans - Commercial mortgage loans - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Amortized cost basis by year of origination and loan-to-value ratio
Originated in current fiscal year	$ 112	$ 204
Originated in fiscal year before latest fiscal year	197	123
Originated two years before latest fiscal year	120	223
Originated three years before latest fiscal year	210	115
Originated four years before latest fiscal year	162	176
Originated five or more years before latest fiscal year	1,081	1,075
Total	1,882	1,916
> 100%
Amortized cost basis by year of origination and loan-to-value ratio
Originated in current fiscal year	0	0
Originated in fiscal year before latest fiscal year	0	0
Originated two years before latest fiscal year	2	20
Originated three years before latest fiscal year	2	10
Originated four years before latest fiscal year	3	0
Originated five or more years before latest fiscal year	39	29
Total	46	59
80% - 100%
Amortized cost basis by year of origination and loan-to-value ratio
Originated in current fiscal year	7	9
Originated in fiscal year before latest fiscal year	9	2
Originated two years before latest fiscal year	2	9
Originated three years before latest fiscal year	20	2
Originated four years before latest fiscal year	8	0
Originated five or more years before latest fiscal year	29	29
Total	75	51
60% - 80%
Amortized cost basis by year of origination and loan-to-value ratio
Originated in current fiscal year	39	142
Originated in fiscal year before latest fiscal year	87	80
Originated two years before latest fiscal year	17	60
Originated three years before latest fiscal year	52	23
Originated four years before latest fiscal year	9	61
Originated five or more years before latest fiscal year	107	138
Total	311	504
40% - 60%
Amortized cost basis by year of origination and loan-to-value ratio
Originated in current fiscal year	48	42
Originated in fiscal year before latest fiscal year	89	33
Originated two years before latest fiscal year	69	86
Originated three years before latest fiscal year	90	74
Originated four years before latest fiscal year	57	57
Originated five or more years before latest fiscal year	435	401
Total	788	693
Less than 40%
Amortized cost basis by year of origination and loan-to-value ratio
Originated in current fiscal year	18	11
Originated in fiscal year before latest fiscal year	12	8
Originated two years before latest fiscal year	30	48
Originated three years before latest fiscal year	46	6
Originated four years before latest fiscal year	85	58
Originated five or more years before latest fiscal year	471	478
Total	$ 662	$ 609

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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