Segment Information - Reconciliation of Segment Adjusted EBITDA to GAAP Income Before Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Segment Reporting Information [Line Items]
Adjusted EBITDA	$ 171	$ 165	$ 465	$ 398
Adjustments to reconcile to GAAP income before income taxes
Depreciation and amortization	(33)	(31)	(96)	(92)
Interest expense, net	(25)	(31)	(76)	(91)
Income before income taxes	113	103	293	215
Segment Adjusted EBITDA
Segment Reporting Information [Line Items]
Adjusted EBITDA	181	194	540	477
Adjustments to reconcile to GAAP income before income taxes
Depreciation and amortization	(25)	(22)	(70)	(65)
Corporate / Unallocated Expenses
Segment Reporting Information [Line Items]
Adjusted EBITDA	$ (10)	$ (29)	$ (75)	$ (79)