Income Taxes - Reconciliation of Beginning and Ending Gross Amounts of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 27, 2021	Jun. 28, 2020	Jun. 30, 2019
Income Tax Uncertainties [Abstract]
Balance at beginning of year	$ 1,218	$ 1,083	$ 166
Gross (decreases) increases related to current period tax positions	(24)	98	26
Gross increases related to tax positions in prior periods	1,396	37	980
Gross decreases related to lapse of applicable statute of limitations			(89)
Balance at end of year	$ 2,590	$ 1,218	$ 1,083