Additional Assets Under Management, Earning Period

No definition available.

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Balance Type:	na
Period Type:	duration

- Definition

Asset Management, Number Of Mutual Funds Liquidated

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No definition available.

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Asset Management, Number Of Mutual Funds Reorganized

+ References

No definition available.

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Disposal Group Including Discontinued Operations, Consideration Contributed To Subsidiaries

+ References

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Equity Method Investment, Underlying Equity in Net Assets, Annual Increase

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No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percent Of Ownership Interest Permitted To Be Sold After First Anniversary

+ References

No definition available.

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Period Type:	duration

- Definition

Percent Of Ownership Interest Permitted To Be Sold After Second Anniversary

+ References

No definition available.

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Data Type:	dtr-types:percentItemType
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Period Type:	duration

- Definition

Percent Of Ownership Interest Permitted To Be Sold After Third Anniversary

+ References

No definition available.

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Period Type:	duration

- Definition

Voting Interest Percentage Subsidiary

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No definition available.

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The carrying amount of assets an investment adviser manages on behalf of investors.

+ References

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Balance Type:	credit
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- Definition

Face amount or stated value per share of common stock.

+ References

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Balance Type:	na
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.

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- Definition

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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- Definition

The difference between the carrying value and the sale price of an investment. A gain would be recognized when the sale price of the investment is greater than the carrying value of the investment. This element refers to the Gain included in earnings and not to the cash proceeds of the sale.

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Balance Type:	credit
Period Type:	duration

- Definition

The net gain (loss) resulting from sales and other disposals of real estate owned for investment purposes.

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Balance Type:	credit
Period Type:	duration

- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

For an unclassified balance sheet, amounts due from parties associated with the reporting entity as evidenced by a written promise to pay.

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Period Type:	instant

- 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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- Definition

Cash received for the sale of real estate that is not part of an investing activity during the current period.

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- Definition

Amount of the write-down or write-off of a receivable from a reinsurer.

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Period Type:	duration

- Definition

Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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- Definition

Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.

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Overview and Basis of Presentation (Details)							3 Months Ended	12 Months Ended
Overview and Basis of Presentation (Details)	Sep. 19, 2022 USD ($)	Feb. 28, 2022 USD ($)	Dec. 15, 2021 USD ($)	Nov. 02, 2021 USD ($)	Jul. 16, 2021 USD ($) mutualFund	Jul. 01, 2020 USD ($)	Jun. 30, 2020 USD ($)	Dec. 31, 2022 USD ($) $ / shares	Dec. 31, 2021 USD ($)	Sep. 30, 2027 USD ($)	Nov. 01, 2021 USD ($)	Jan. 01, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Nov. 30, 2018
Other Ownership Interests [Line Items]
Common stock, par value (in dollars per share) \| $ / shares								$ 0.01
Promissory note											$ 8,300,000,000
Consideration received on sale of real estate			$ 4,900,000,000
Pre-tax gain on real estate			$ 3,000,000,000
Number of funds reorganized \| mutualFund					12
Loss on amendment								$ 0	$ 0
Stockholders' equity								10,319,000,000	28,989,000,000			$ 38,624,000,000	$ 39,781,000,000	$ 33,679,000,000
Accumulated Other Comprehensive Income (Loss)
Other Ownership Interests [Line Items]
Stockholders' equity								(16,863,000,000)	$ 8,233,000,000				$ 14,653,000,000	$ 9,329,000,000
Fortitude
Other Ownership Interests [Line Items]
Loss on amendment						$ 91,000,000
Life And retirement Subsidiaries \| Fortitude
Other Ownership Interests [Line Items]
Contribution to subsidiaries							$ 135,000,000
Total derivatives with related parties \| AIGT And Eastgreen
Other Ownership Interests [Line Items]
Consideration transferred		$ 107,000,000
AIG
Other Ownership Interests [Line Items]
Dividends payable											$ 8,300,000,000
SAAMCo
Other Ownership Interests [Line Items]
Assets under management					$ 6,800,000,000
Gain on sale of assets					$ 103,000,000
Earning period (in years)					3 years
Number of funds liquidated \| mutualFund					6,000,000,000
TC Group Cayman \| Fortitude
Other Ownership Interests [Line Items]
Percentage of ownership sold (as a percent)															19.90%
Carlyle FRL \| Fortitude
Other Ownership Interests [Line Items]
Percentage of ownership sold (as a percent)															51.60%
T&D \| Fortitude
Other Ownership Interests [Line Items]
Percentage of ownership sold (as a percent)															25.00%
Corebridge Financial
Other Ownership Interests [Line Items]
Stock issued in IPO (in shares)	$ 80,000,000
Assets under management				$ 50,000,000,000				48,900,000,000
Annual increase of assets in portfolio								$ 2,100,000,000
Corebridge Financial \| Blackstone
Other Ownership Interests [Line Items]
Ownership percentage				9.90%
Corebridge Financial \| Forecast
Other Ownership Interests [Line Items]
Assets under management										$ 92,500,000,000
Corebridge Financial \| Blackstone
Other Ownership Interests [Line Items]
Percent of ownership interest permitted to be sold after first anniversary (as a percent)				25.00%
Percent of ownership interest permitted to be sold after second anniversary (as a percent)				67.00%
Percent of ownership interest permitted to be sold after third anniversary (as a percent)				75.00%
Corebridge Financial Inc
Other Ownership Interests [Line Items]
Noncontrolling interest ownership percentage								77.70%
Corebridge Financial Inc \| Blackstone
Other Ownership Interests [Line Items]
Ownership (as a percent)				9.90%
Fortitude Holdings \| AIG \| Fortitude
Other Ownership Interests [Line Items]
Noncontrolling interest ownership percentage															3.50%
Fortitude Holdings \| Corebridge \| Fortitude
Other Ownership Interests [Line Items]
Noncontrolling interest ownership percentage															3.50%