Leases - Cash Paid (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 25, 2023	Jun. 26, 2022	Jun. 25, 2023	Jun. 26, 2022
Leases [Abstract]
Finance lease - cash paid for interest	$ 0.8	$ 0.7	$ 1.5	$ 1.4
Finance lease - financing cash flows	0.4	0.3	0.8	0.6
Operating lease - operating cash flows (fixed payments)	$ 3.6	$ 3.4	$ 6.6	$ 6.8