Summary of Significant Accounting Policies and Estimates - Additional Information (Detail) - USD ($)	12 Months Ended
	Jun. 29, 2024	Jul. 01, 2023	Jul. 02, 2022
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Provision (benefit) for doubtful accounts	$ 19,800,000	$ 6,000,000	$ 9,000,000
Inventories, net	3,314,700,000	3,390,000,000
Inventories at first in first out cost	2,164,400,000	2,126,600,000
Inventories at last in first out cost	1,150,300,000	1,263,400,000
Inventory reserve	275,000,000	212,700,000
Consideration received from vendors	97,600,000	97,200,000
Adjusted inventories	$ 16,500,000	17,400,000
Property, Plant, and Equipment, Useful Life, Term, Description [Extensible Enumeration]	Property, Plant and Equipment, Net
Impairment losses		0	0
Impairment of goodwill and intangible assets	$ 0		0
State and local excise taxes	3,600,000,000	3,900,000,000	3,700,000,000
Contract assets	55,400,000	32,500,000
Cost of goods sold	$ 51,704,100,000	50,999,800,000	45,637,700,000
Employee Stock Purchase Plan [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Eligible employees to purchase common stock at discount, percent	15.00%
Shipping and Handling Fees
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cost of goods sold	$ 2,582,200,000	2,502,800,000	$ 2,253,200,000
Minimum [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Useful lives of assets	2 years
Intangible assets estimated useful life	2 years
Maximum [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Useful lives of assets	39 years
Intangible assets estimated useful life	12 years
Fair Value Inputs Level 1 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Funds deposited in insurance trusts	$ 7,700,000	$ 7,300,000