Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Detail) - USD ($) $ in Millions		12 Months Ended
		Jun. 29, 2024	Jul. 01, 2023
Goodwill [Line Items]
Goodwill, Beginning Balance		$ 2,301.0	$ 2,279.2
Acquisitions		116.4	22.1
Impairments			(1.3)
Adjustment related to prior year acquisition	[1]	0.9	1.0
Goodwill, Ending Balance		2,418.3	2,301.0
Foodservice [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance		1,261.7	1,260.7
Acquisitions			0.0
Adjustment related to prior year acquisition	[1]		1.0
Goodwill, Ending Balance		1,261.7	1,261.7
Vistar [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance		93.9	93.9
Acquisitions		39.5
Goodwill, Ending Balance		133.4	93.9
Convenience [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance		884.1	884.1
Acquisitions			0.0
Goodwill, Ending Balance		884.1	884.1
Other [Member]
Goodwill [Line Items]
Goodwill, Beginning Balance		61.3	40.5
Acquisitions		76.9	22.1
Impairments			(1.3)
Adjustment related to prior year acquisition	[1]	0.9
Goodwill, Ending Balance		$ 139.1	$ 61.3

[1] The fiscal 2023 and 2024 adjustments related to prior year acquisition are the result of net working capital adjustments.