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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
	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
IOWA
Statutory Accounting Practices [Line Items]
Statutory Capital and Surplus:	$ 1,451		$ 1,654
IOWA | F&G
Statutory Accounting Practices [Line Items]
Statutory Net income (loss):	(127)	$ 0
New York
Statutory Accounting Practices [Line Items]
Statutory Capital and Surplus:	98		97
New York | F&G
Statutory Accounting Practices [Line Items]
Statutory Net income (loss):	4	2
Vermont | Raven Re (VT)
Statutory Accounting Practices [Line Items]
Statutory Capital and Surplus:	178		168
Vermont | Raven Re (VT) | F&G
Statutory Accounting Practices [Line Items]
Statutory Net income (loss):	10	15
Vermont | Corbeau Re (VT)
Statutory Accounting Practices [Line Items]
Statutory Capital and Surplus:	187		178
Vermont | Corbeau Re (VT) | F&G
Statutory Accounting Practices [Line Items]
Statutory Net income (loss):	(52)	(134)
Cayman Islands
Statutory Accounting Practices [Line Items]
Statutory Net income (loss):	15	(17)
Statutory Capital and Surplus:	954		734
Bermuda
Statutory Accounting Practices [Line Items]
Statutory Net income (loss):	34	$ 49
Statutory Capital and Surplus:	$ 157		$ 123

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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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