Income Taxes - Components of Income Before Income Taxes and Income Tax Expense (Benefit) (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jul. 03, 2020	Jun. 30, 2019	Jun. 30, 2018
Income before income taxes:
United States	$ 93,388	$ 57,281	$ 43,368
Foreign	545	2,246	(795)
Income before income taxes	93,933	59,527	42,573
Federal:
Current	8,442	11,454	4,470
Deferred	(1,077)	(3,008)	(4,527)
Federal Income Tax Expense (Benefit), Continuing Operations, Total	7,365	8,446	(57)
State:
Current	3,407	5,194	2,370
Deferred	(2,327)	(1,421)	(537)
State and Local Income Tax Expense (Benefit), Continuing Operations, Total	1,080	3,773	1,833
Foreign:
Current	475	546	186
Deferred	(699)	(13)	(272)
Foreign, Income Tax expense benefit	(224)	533	(86)
Income tax expense (benefit)	$ 8,221	$ 12,752	$ 1,690