CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Treasury Stock [Member]	Total
Beginning balance at Jun. 28, 2020	$ 225	$ 33,531	$ (8,716)	$ (24,537)	$ 503
Beginning balance (in shares) at Jun. 28, 2020	22,550,000			(7,085,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Equity issue costs - ATM Offering	$ 0	(3)	0	$ 0	(3)
Net income	0	0	76	0	76
Ending balance at Sep. 27, 2020	$ 225	33,528	(8,640)	$ (24,537)	576
Ending balance (in shares) at Sep. 27, 2020	22,550,000			(7,085,000)
Beginning balance at Jun. 28, 2020	$ 225	33,531	(8,716)	$ (24,537)	503
Beginning balance (in shares) at Jun. 28, 2020	22,550,000			(7,085,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income					178
Ending balance at Dec. 27, 2020	$ 251	37,136	(8,538)	$ (24,537)	4,312
Ending balance (in shares) at Dec. 27, 2020	25,090,000			(7,085,000)
Beginning balance at Sep. 27, 2020	$ 225	33,528	(8,640)	$ (24,537)	576
Beginning balance (in shares) at Sep. 27, 2020	22,550,000			(7,085,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Common Stock	$ 26	3,735	0	$ 0	3,761
Issuance of Common Stock (in shares)	2,540,000
Equity issue costs - ATM Offering	$ 0	(127)	0	0	(127)
Net income	0	0	102	0	102
Ending balance at Dec. 27, 2020	$ 251	37,136	(8,538)	$ (24,537)	4,312
Ending balance (in shares) at Dec. 27, 2020	25,090,000			(7,085,000)
Beginning balance at Jun. 27, 2021	$ 251	37,215	(7,196)	$ (24,537)	$ 5,733
Beginning balance (in shares) at Jun. 27, 2021	25,090,000			(7,085,000)	18,004,904
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock compensation expense	$ 0	42	0	$ 0	$ 42
Net income	0	0	285	0	285
Ending balance at Sep. 26, 2021	$ 251	37,257	(6,911)	$ (24,537)	6,060
Ending balance (in shares) at Sep. 26, 2021	25,090,000			(7,085,000)
Beginning balance at Jun. 27, 2021	$ 251	37,215	(7,196)	$ (24,537)	$ 5,733
Beginning balance (in shares) at Jun. 27, 2021	25,090,000			(7,085,000)	18,004,904
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income					$ 742
Ending balance at Dec. 26, 2021	$ 251	37,300	(6,454)	$ (24,537)	$ 6,560
Ending balance (in shares) at Dec. 26, 2021	25,090,000			(7,085,000)	18,004,904
Beginning balance at Sep. 26, 2021	$ 251	37,257	(6,911)	$ (24,537)	$ 6,060
Beginning balance (in shares) at Sep. 26, 2021	25,090,000			(7,085,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock compensation expense	$ 0	43	0	$ 0	43
Net income	0	0	457	0	457
Ending balance at Dec. 26, 2021	$ 251	$ 37,300	$ (6,454)	$ (24,537)	$ 6,560
Ending balance (in shares) at Dec. 26, 2021	25,090,000			(7,085,000)	18,004,904