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COMMITMENTS AND CONTINGENCIES - Cash and Investments (Details) $ in Billions	Dec. 31, 2023 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Fixed maturity investment portfolio	$ 12.9
Fixed maturity investment portfolio percentage	43.00%
Fixed maturity portfolio - corporate issuer concentration limit above A-	1.00%
Fixed maturity portfolio - corporate issuer concentration limit below A-	1.00%

X

- Definition

Reflects the maximum amount, expressed as a percentage of fixed maturity value, of concentration of credit risk to any single corporate debt issuer rated A- or above (excluding U.S. government and agency securities).

+ References

No definition available.

+ Details

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X

- Definition

Reflects the maximum amount, expressed as a percentage of fixed maturity value, of concentration of credit risk to any single corporate debt issuer rated below A- (excluding U.S. government and agency securities).

+ References

No definition available.

+ Details

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X

- Definition

Fixed Maturity Investment Portfolio Percentage

+ References

No definition available.

+ Details

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X

- References

No definition available.

+ Details

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X

- Definition

Amount, after allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481830/320-10-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(6))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

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