Income Taxes - Schedule of Significant Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Millions	Jun. 30, 2018	Jul. 01, 2017
Deferred tax assets:
Allowance for doubtful accounts	$ 3.1	$ 4.0
Inventories	4.3	7.0
Accrued employee benefits	6.9	9.8
Self-insurance reserves	1.6	2.5
Net operating loss carry-forwards	5.8	4.2
Stock-based compensation	6.4	12.0
Deferred rent	0.6	1.0
Other assets	0.9	2.6
Total gross deferred tax assets	29.6	43.1
Less: Valuation allowance	(0.4)
Total net deferred tax assets	29.2	43.1
Deferred tax liabilities:
Property, plant, and equipment	82.8	86.8
Other comprehensive income	2.9	1.5
Basis difference in intangible assets	34.1	51.1
Prepaid expenses	15.6	6.5
Other	0.1	0.2
Total deferred tax liabilities	135.5	146.1
Total net deferred income tax liability	$ 106.3	$ 103.0