Debt - Long-Term Debt and the Current Period Interest Rates (Details) - Line of credit - USD ($) $ in Millions	Jun. 29, 2025	Dec. 29, 2024
Line of Credit Facility [Line Items]
Total debt	$ 180.0	$ 185.0
Less current portion	10.0	10.0
Total long-term debt, less current portion	$ 170.0	$ 175.0
Current period interest rate	5.70%	5.90%
Secured debt
Line of Credit Facility [Line Items]
Total debt	$ 180.0	$ 185.0
Unamortized debt issuance costs	0.2	0.4
Total long-term debt, net of unamortized debt issuance costs - term loans	169.8	174.6
Revolving credit facility
Line of Credit Facility [Line Items]
Total debt	0.0	0.0
Unamortized debt issuance costs	$ 0.2	$ 0.4