ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Income Taxes (Details) $ in Thousands	12 Months Ended
	Jun. 27, 2021 USD ($)
Income Taxes [Abstract]
Net operating loss carryforwards	$ 23,600
Operating loss carryforwards, expiry date	Dec. 31, 2032
Amount of operating loss carryforwards limited with no expiration	$ 1,780
Operating loss carryforward, percentage limitation on use	80.00%
Minimum [Member]
Income Tax Examination [Abstract]
Period in which tax years remained open for examination	3 years
Maximum [Member]
Income Tax Examination [Abstract]
Period in which tax years remained open for examination	4 years