Long-Term Debt - Schedule of Debt Components (Details) - USD ($) $ in Millions	Dec. 28, 2025	Jun. 17, 2025	Dec. 29, 2024
Debt Instrument [Line Items]
Unamortized debt issuance costs	$ (11.8)		$ (7.4)
Long-term debt, net of debt issuance costs	1,188.2		1,186.6
Current portion of long-term debt	0.0		(100.0)
Long-term debt, net, less current portion	1,188.2		1,086.6
Series 2019-1 4.723% Fixed Rate Senior Secured Notes, Class A-2-II
Debt Instrument [Line Items]
Senior notes	$ 0.0		594.0
Debt interest rate (in percent)	4.723%	4.723%
Variable Funding Senior Notes, 2022 Class A-1, Series 2022-1
Debt Instrument [Line Items]
Senior notes	$ 0.0		$ 100.0
Debt interest rate (in percent)			7.14%
Series 2023-1 7.824% Fixed Rate Senior Secured Notes, Class A-2
Debt Instrument [Line Items]
Senior notes	$ 500.0		$ 500.0
Debt interest rate (in percent)	7.824%
Series 2025-1 6.720% Fixed Rate Senior Secured Notes, Class A-2
Debt Instrument [Line Items]
Senior notes	$ 600.0		0.0
Debt interest rate (in percent)	6.72%	6.72%
Variable Funding Senior Notes, 2025 Class A-1, Series 2025-1
Debt Instrument [Line Items]
Senior notes	$ 100.0		$ 0.0
Debt interest rate (in percent)	6.56%