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SEGMENT INFORMATION - Schedule of Segment Capital Expenditures (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Segment Reporting Information [Line Items]
Total capital expenditures	$ (69)	$ (104)	$ (203)	$ (255)
A&T
Segment Reporting Information [Line Items]
Total capital expenditures	(19)	(30)	(48)	(70)
P&ARP
Segment Reporting Information [Line Items]
Total capital expenditures	(37)	(59)	(112)	(133)
AS&I
Segment Reporting Information [Line Items]
Total capital expenditures	(11)	(14)	(40)	(48)
H&C
Segment Reporting Information [Line Items]
Total capital expenditures	$ (2)	$ (1)	$ (3)	$ (4)

X

- Definition

Amount of expenditure for addition to long-lived assets included in determination of segment assets by chief operating decision maker (CODM) or otherwise regularly provided to CODM. Excludes expenditure for addition to financial instrument, long-term customer relationship of financial institution, mortgage and other servicing rights, deferred policy acquisition cost, and deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 280
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-Name Accounting Standards Codification
-Section 55
-Paragraph 48
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482785/280-10-55-48

Reference 2: http://www.xbrl.org/2003/role/exampleRef
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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.

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