Income Taxes - Components of Income Before Income Taxes and Income Tax Expense (Benefit) (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jul. 02, 2021	Apr. 02, 2021	Jan. 01, 2021	Oct. 02, 2020	Jul. 03, 2020	Mar. 27, 2020	Dec. 27, 2019	Sep. 27, 2019	Jul. 02, 2021	Jul. 03, 2020	Jun. 30, 2019
Income before income taxes:
United States									$ 85,101	$ 93,388	$ 57,281
Foreign									(7,928)	545	2,246
Income before income taxes	$ 21,061	$ 20,997	$ 17,119	$ 17,996	$ 26,990	$ 28,928	$ 20,786	$ 17,229	77,173	93,933	59,527
Federal:
Current									12,157	8,442	11,454
Deferred									(995)	(1,077)	(3,008)
Federal Income Tax Expense (Benefit), Continuing Operations, Total									11,162	7,365	8,446
State:
Current									6,271	3,407	5,194
Deferred									(2,689)	(2,327)	(1,421)
State and Local Income Tax Expense (Benefit), Continuing Operations, Total									3,582	1,080	3,773
Foreign:
Current									435	475	546
Deferred									(50)	(699)	(13)
Foreign, Income Tax expense benefit									385	(224)	533
Income tax expense (benefit)	$ 3,136	$ 5,362	$ 4,433	$ 2,198	$ (234)	$ 5,363	$ 5,110	$ (2,018)	$ 15,129	$ 8,221	$ 12,752