Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Detail) - USD ($) $ in Millions		12 Months Ended
		Jul. 02, 2022	Jul. 03, 2021
Goodwill [Line Items]
Goodwill, Beginning Balance		$ 1,354.7	$ 1,353.0
Acquisition		924.5	5.2
Adjustment related to prior year acquisition	[1]		(3.5)
Goodwill, Ending Balance		2,279.2	1,354.7
Foodservice [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance		1,199.4	1,202.9
Acquisition		61.3
Adjustment related to prior year acquisition	[1]		(3.5)
Goodwill, Ending Balance		1,260.7	1,199.4
Vistar [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance		93.9	90.0
Acquisition			3.9
Goodwill, Ending Balance		93.9	93.9
Convenience [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance		20.9	20.9
Acquisition		863.2
Goodwill, Ending Balance		884.1	20.9
Other [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance		40.5	39.2
Acquisition			1.3
Goodwill, Ending Balance		$ 40.5	$ 40.5

[1] The fiscal 2021 adjustment related to prior year acquisition is the result of net working capital adjustments.