Business Combinations - Summary of Unaudited Pro-Forma Consolidated Financial Information (Detail) - USD ($) $ in Millions	12 Months Ended
Jun. 28, 2025	Jun. 29, 2024
Business Combination [Abstract]
Net sales	$ 64,190.7	$ 61,564.5
Net income	$ 365.2	$ 325.2

Amount, after tax, of pro forma income (loss) of combined entity as if acquisition date of business combination occurred as of beginning of period.

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