SEGMENT INFORMATION - Schedule of Segment Assets (Details) - USD ($) $ in Millions	Sep. 30, 2025	Dec. 31, 2024
Segment Reporting Information [Line Items]
Assets	$ 5,375	$ 4,734
Deferred tax assets	257	311
Cash and cash equivalents	122	141
Segments
Segment Reporting Information [Line Items]
Assets	4,932	4,254
Corporate non segment
Segment Reporting Information [Line Items]
Deferred tax assets	257	311
Cash and cash equivalents	122	141
Fair value of derivatives instruments and other financial assets	64	28
A&T \| Segments
Segment Reporting Information [Line Items]
Assets	1,423	1,172
P&ARP \| Segments
Segment Reporting Information [Line Items]
Assets	2,370	2,118
AS&I \| Segments
Segment Reporting Information [Line Items]
Assets	777	651
H&C \| Segments
Segment Reporting Information [Line Items]
Assets	$ 362	$ 313

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