Alternative investments as a percentage of overall invested assets.

No definition available.

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- Definition

Amortized cost of portfolio rated below investment grade.

+ References

No definition available.

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- Definition

This item represents the change in gross unrealized holding gain or loss on available-for-sale securities that has been included in accumulated other comprehensive income, a separate component of shareholders' equity, during the period.

+ References

No definition available.

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- Definition

Percentage of the fair value of portfolio that was rated investment grade as of balance sheet date.

+ References

No definition available.

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- Definition

This item represents the percentage of the fair value of securities obtained as collateral under reverse repurchase agreements

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No definition available.

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- Definition

Fair value of portfolio rated below investment grade.

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No definition available.

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- Definition

Financing Receivable, Number of Loans In Foreclosure

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No definition available.

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- Definition

Financing receivable, Number of loans past due

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No definition available.

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- Definition

Impaired financing receivable, number of impaired loans

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No definition available.

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- Definition

This item represents total investment commitments as of the balance sheet date for fixed maturity available-for-sale securities, limited partnerships, real estate and mortgage loans on real estate.

+ References

No definition available.

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- Definition

This item represents investment commitments as of the balance sheet date for limited partnerships.

+ References

No definition available.

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- Definition

This item represents investment commitments as of the balance sheet date for private placements.

+ References

No definition available.

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- Definition

This item represents investment commitments as of the balance sheet date for mortgage loans.

+ References

No definition available.

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- Definition

Number of partnerships represented in alternative investment portfolio.

+ References

No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 2
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- Definition

This item represents disclosure of all significant concentrations of credit risk or market risk arising from the subject financial instrument (as defined), whether from an individual counterparty or groups of counterparties.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
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- Definition

Fair value of collateral permitted, by contact or custom, to be sold or re-pledged.

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- Definition

Unpaid principal balance of impaired financing receivables for which there is a related allowance for credit losses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
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- Definition

Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Investments (Narrative) (Details) $ in Millions	12 Months Ended			24 Months Ended
Investments (Narrative) (Details) $ in Millions	Dec. 31, 2022 USD ($) loan item security	Dec. 31, 2021 USD ($) item loan security	Dec. 31, 2020 USD ($)	Dec. 31, 2022 USD ($) loan item security
Schedule of Investments [Line Items]
Decrease in gross AFS securities unrealized gains (losses)	$ (12,100)
Unrealized gain (loss), trading securities	$ (628)	$ (47)	$ 117
Number of partnerships in alternative investment portfolio \| security	328	305		328
Alternative investments as a percentage of overall invested assets		2.00%
Fair value of collateral received that we are permitted to sell or re-pledge	$ 25			$ 25
Investment commitments	2,300			2,300
Investment commitments for limited partnerships	1,800			1,800
Investment commitments for private placements	298			298
Investment commitments for mortgage loans on real estate	$ 226			$ 226
Minimum [Member]
Schedule of Investments [Line Items]
Percentage of the fair value of securities obtained as collateral under reverse repurchase agreements.	80.00%			80.00%
Maximum [Member]
Schedule of Investments [Line Items]
Percentage of the fair value of securities obtained as collateral under reverse repurchase agreements.	95.00%			95.00%
Commercial [Member]
Schedule of Investments [Line Items]
Number of impaired loans \| item	2	4		2
Impaired financing receivable, principal balance	$ 1	$ 1		$ 1
Residential [Member]
Schedule of Investments [Line Items]
Financing Receivable, Number of Loans In Foreclosure	49	34		49
Number of impaired loans \| loan	37	50		37
Impaired financing receivable, principal balance	$ 16	$ 22		$ 16
Mortgage Loans in Process of Foreclosure, Amount	21	15		21
Financial Service [Member] \| Investments [Member]
Schedule of Investments [Line Items]
Fair value	$ 19,200	$ 21,700		$ 19,200
Mortgage Loans On Real Estate [Member] \| Geographic Concentration [Member] \| Commercial [Member] \| California [Member]
Schedule of Investments [Line Items]
Concentration risk, percentage	28.00%	26.00%
Mortgage Loans On Real Estate [Member] \| Geographic Concentration [Member] \| Commercial [Member] \| Texas [Member]
Schedule of Investments [Line Items]
Concentration risk, percentage				9.00%
Mortgage Loans On Real Estate [Member] \| Geographic Concentration [Member] \| Residential [Member] \| California [Member]
Schedule of Investments [Line Items]
Concentration risk, percentage	22.00%	14.00%
Mortgage Loans On Real Estate [Member] \| Geographic Concentration [Member] \| Residential [Member] \| NEW JERSEY
Schedule of Investments [Line Items]
Concentration risk, percentage	17.00%	12.00%
Corporate Bonds [Member]
Schedule of Investments [Line Items]
Percentage of fair value rated as investment grade	96.00%	96.00%		96.00%
Amortized cost of portfolio rated below investment grade	$ 3,500			$ 3,500
Fair value of portfolio rated below investment grade	$ 3,300	$ 3,700		$ 3,300
Mortgage Loans On Real Estate [Member] \| Residential [Member]
Schedule of Investments [Line Items]
Number of loans past due \| loan	73	65		73
Fixed Maturity AFS Securities [Member] \| Federal Home Loan Mortgage Corporation [Member] \| Investments [Member]
Schedule of Investments [Line Items]
Fair value	$ 995	$ 910		$ 995
Concentration risk, percentage		1.00%
Fixed Maturity AFS Securities [Member] \| Financial Service [Member] \| Investments [Member]
Schedule of Investments [Line Items]
Concentration risk, percentage	15.00%	14.00%
Securities [Member] \| Federal Home Loan Mortgage Corporation [Member] \| Investments [Member]
Schedule of Investments [Line Items]
Fair value	$ 702			702
Concentration risk, percentage	1.00%
Securities [Member] \| White Chapel LLC [Member] \| Investments [Member]
Schedule of Investments [Line Items]
Fair value	$ 1			1
Concentration risk, percentage	1.00%
Securities [Member] \| Consumer Non-Cyclical Industry [Member] \| Investments [Member]
Schedule of Investments [Line Items]
Fair value	$ 14,300	$ 18,600		$ 14,300
Concentration risk, percentage	11.00%	12.00%