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F&G Insurance Subsidiary Financial Information and Regulatory Matters - Schedule of Statutory Accounting Practices Disclosure (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
IOWA
Statutory Accounting Practices [Line Items]
Statutory capital surplus (deficit)	$ 1,704		$ 1,704		$ 2,009
IOWA | F&G
Statutory Accounting Practices [Line Items]
Statutory net income (loss)	(6)	$ 94	71	$ 54
New York
Statutory Accounting Practices [Line Items]
Statutory capital surplus (deficit)	95		95		86
New York | F&G
Statutory Accounting Practices [Line Items]
Statutory net income (loss)	1	(1)	7	4
Vermont | Raven Reinsurance Company
Statutory Accounting Practices [Line Items]
Statutory capital surplus (deficit)	156		156		140
Vermont | Raven Reinsurance Company | F&G
Statutory Accounting Practices [Line Items]
Statutory net income (loss)	13	14	41	42
Vermont | Corbeau Re
Statutory Accounting Practices [Line Items]
Statutory capital surplus (deficit)	139		139		171
Vermont | Corbeau Re | F&G
Statutory Accounting Practices [Line Items]
Statutory net income (loss)	5	0	(394)	0
Cayman Islands
Statutory Accounting Practices [Line Items]
Statutory net income (loss)	(11)	6	(27)	13
Statutory capital surplus (deficit)	625		625		543
Bermuda
Statutory Accounting Practices [Line Items]
Statutory net income (loss)	102	$ (80)	181	$ (6)
Statutory capital surplus (deficit)	$ 195		$ 195		$ 11

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- Definition

Statutory Accounting Practices, Statutory Capital And Surplus (Deficit), Balance

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- Definition

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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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(23)(c))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

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