Income Taxes - Provision for Income Taxes (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 25, 2020	Dec. 27, 2019
Current:
Federal		$ (0.1)	$ 0.1
State	$ 1.0	0.9	0.1
Foreign	30.0	18.1	12.3
Total current	31.0	18.9	12.5
Deferred:
Federal	0.3	0.3	(0.1)
State	0.4	0.5	0.7
Foreign	(3.8)	(0.4)	(3.1)
Total deferred	(3.1)	0.4	(2.5)
Total provision	$ 27.9	$ 19.3	$ 10.0