Income Taxes - Reconciliation of Unrecognized Tax Benefits (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 30, 2023	Dec. 31, 2022	Jan. 01, 2022
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Unrecognized tax benefits at beginning of year	$ 5.6	$ 8.9	$ 9.1
Gross increases – tax positions in prior periods	1.2	0.0	0.4
Gross decreases – tax positions in prior periods	0.0	(0.3)	(0.4)
Gross increases – tax positions in the current period	0.7	0.6	0.4
Settlements with taxing authorities	0.0	(3.0)	0.0
Lapsing of statutes of limitations	0.0	(0.6)	(0.6)
Unrecognized tax benefits at end of year	$ 7.5	$ 5.6	$ 8.9