FAIR VALUE MEASUREMENTS - MATURITIES FOR MARKETABLE SECURITIES (Details) $ in Millions	Sep. 30, 2024 USD ($)
Cost Basis
Due in one year or less	$ 492
Due after one year through five years	892
Due after five years through 10 years	91
Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, Amortized Cost	26
Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Amortized Cost	5
Debt Securities, Available-for-Sale, With Maturities - Cost Basis	1,506
Total	1,500
Fair Value
Due in one year or less	490
Due after one year through five years	883
Due after five years through 10 years	89
Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, Fair Value	19
Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Fair Value	9
Debt Securities, Available-for-Sale, With Maturities - Fair Value	$ 1,490

Debt Securities, Available-for-Sale, With Maturities - Cost Basis

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Debt Securities, Available-for-Sale, With Maturities - Fair Value

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Amortized cost of 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/2003/role/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
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-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

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Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next rolling fiscal year following latest fiscal year. For interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
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+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-3

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 320
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-Section 50
-Paragraph 2
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 320
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-Paragraph 3A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477268/942-320-50-3A

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