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Segment Reporting - Reconciliation Of Operating Profit Loss (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]
Segment Profit (Loss)	$ 62	$ 59	$ 160	$ 163
Reconciling items:
Divestitures profit	0	3	0	35
Unallocated costs	(70)	(70)	(215)	(213)
Amortization of acquired intangible assets	(1)	(1)	(2)	(4)
Restructuring and related costs	(12)	(4)	(24)	(21)
Interest expense	(12)	(16)	(36)	(62)
Loss on extinguishment of debt	(1)	(1)	(1)	(6)
Gain (loss) on divestitures and transaction costs, net	(1)	188	(8)	696
Litigation (settlements) recoveries, net	0	(1)	(2)	(6)
Other income (expenses), net	(3)	2	(4)	4
Income (Loss) Before Income Taxes	(38)	$ 159	(132)	$ 586
Direct Response Costs	0		25
State Of Texas Matter
Reconciling items:
Insurance recovery	$ 0		$ 9

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