Segment Information - Summary Assets by Reportable Segment, Excluding Intercompany Receivables (Detail) - USD ($) $ in Millions	Jul. 02, 2022	Jul. 03, 2021
Segment Reporting Information [Line Items]
Total assets	$ 12,378.0	$ 7,845.7
Foodservice [Member]
Segment Reporting Information [Line Items]
Total assets	6,455.3	5,791.7
Vistar [Member]
Segment Reporting Information [Line Items]
Total assets	1,133.7	1,049.7
Convenience [Member]
Segment Reporting Information [Line Items]
Total assets	4,411.6	681.9
Corporate & All Other [Member]
Segment Reporting Information [Line Items]
Total assets	$ 377.4	$ 322.4