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Segment Information - Premiums and Deposits by Product (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenue from External Customer [Line Items]
Annuity Deposit Revenue, Gross	$ 34,796	$ 23,466	$ 48,916
Premiums	11,638	14,262	5,963
Premiums and Annuity Deposits	46,434	37,728	54,879
Fixed Indexed Annuity [Member]
Revenue from External Customer [Line Items]
Annuity Deposit Revenue, Gross	11,212	8,408	20,257
Fixed Rate Annuity [Member]
Revenue from External Customer [Line Items]
Annuity Deposit Revenue, Gross	15,322	2,662	20,433
Payouts Without Life Contingency [Member]
Revenue from External Customer [Line Items]
Annuity Deposit Revenue, Gross	490	542	545
Funding Agreements
Revenue from External Customer [Line Items]
Annuity Deposit Revenue, Gross	7,770	11,852	7,679
Life Insurance Product Line
Revenue from External Customer [Line Items]
Annuity Deposit Revenue, Gross	2	2	2
Premiums	32	45	52
Payouts With Life Contingency [Member]
Revenue from External Customer [Line Items]
Premiums	$ 11,606	$ 14,217	$ 5,911

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Annuity Deposit Revenue, Gross

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Premiums and Annuity Deposits

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Amount, after premiums ceded to other entities and premiums assumed by the entity, of premiums earned.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04(1))
-URI https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 235
-Section S99
-Paragraph 2
-Subparagraph (SX 210.12-17(Column E))
-URI https://asc.fasb.org/extlink&oid=120401096&loc=d3e574992-122915

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04(13)(c))
-URI https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 605
-Section 50
-Paragraph 1
-Subparagraph (c)(3)
-URI https://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547

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