Leases - Weighted Average (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 29, 2025	Jun. 30, 2024	Jun. 29, 2025	Jun. 30, 2024
Leases [Abstract]
Operating lease liabilities arising from obtaining right-of-use assets	$ 2.1	$ 2.1	$ 8.9	$ 2.3
Finance lease liabilities arising from obtaining right-of-use assets	$ 0.0	$ 16.4	$ 0.0	$ 16.8
Weighted-average remaining lease term (in years):
Operating leases	4 years 5 months 1 day	4 years 5 months 4 days	4 years 5 months 1 day	4 years 5 months 4 days
Finance leases	13 years 3 months 25 days	14 years 4 months 2 days	13 years 3 months 25 days	14 years 4 months 2 days
Weighted-average discount rate:
Operating leases	5.18%	5.01%	5.18%	5.01%
Finance leases	6.35%	6.35%	6.35%	6.35%