Reportable Segments - Summary of Segment Data (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 30, 2022	Dec. 31, 2021	Dec. 25, 2020
Revenues:
Total segment revenues	$ 2,374.3	$ 2,101.6	$ 1,398.6
Gross profit:
Total segment gross profit	465.0	430.0	291.8
Operating profit:
Total segment operating profit	120.4	185.7	121.4
ASSETS
Total segment assets	1,960.9	2,025.4
Revenues	2,374.3	2,101.6	1,398.6
Products [Member]
Revenues:
Total segment revenues	2,074.7	1,803.9	1,131.2
Gross profit:
Total segment gross profit	362.4	325.2	196.5
Operating profit:
Total segment operating profit	90.4	154.3	97.2
ASSETS
Total segment assets	1,650.2	1,757.6
Revenues	2,074.7	1,803.9	1,131.2
SSB [Member]
Revenues:
Total segment revenues	299.6	297.7	267.4
Gross profit:
Total segment gross profit	102.6	104.8	95.3
Operating profit:
Total segment operating profit	30.0	31.4	24.2
ASSETS
Total segment assets	310.7	267.8
Revenues	$ 299.6	$ 297.7	$ 267.4