Reportable Segments - Summary of Segment Data (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2023	Apr. 01, 2022	Dec. 30, 2022
Revenues:
Total segment revenues	$ 433.3	$ 433.3	$ 564.1
Gross profit:
Total segment gross profit		73.0	113.7
Operating profit:
Total segment operating profit		12.4	45.7
ASSETS
Total segment assets	1,865.9	1,865.9		$ 1,960.9
Products [Member]
Revenues:
Total segment revenues		368.6	486.8
Gross profit:
Total segment gross profit		53.5	87.3
Operating profit:
Total segment operating profit		8.7	37.6
ASSETS
Total segment assets	1,577.7	1,577.7		1,650.2
Service [Member]
Revenues:
Total segment revenues		64.7	77.3
Gross profit:
Total segment gross profit		19.5	26.4
Operating profit:
Total segment operating profit		3.7	$ 8.1
ASSETS
Total segment assets	$ 288.2	$ 288.2		$ 310.7