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Investments - Schedule of Residential Mortgage Loan by State (Details) - Residential Mortgage - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Loans	$ 2,180	$ 1,606
% of Total	100.00%	100.00%
Florida
Loans	$ 324	$ 234
% of Total	15.00%	15.00%
Texas
Loans	$ 215	$ 170
% of Total	10.00%	10.00%
New Jersey
Loans	$ 172	$ 153
% of Total	8.00%	10.00%
Pennsylvania
Loans	$ 153
% of Total	7.00%
California
Loans	$ 139
% of Total	6.00%
New York
Loans	$ 138
% of Total	6.00%
Georgia
Loans	$ 125
% of Total	6.00%
All Other States
Loans	$ 914	$ 1,049
% of Total	42.00%	65.00%

X

- Definition

Percentage, before allowance for credit loss, of financing receivable to total financing receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Regulation S-K (SK)
-Number 229
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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
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