Earnings per Share (EPS) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 27, 2020	Dec. 29, 2019	Dec. 27, 2020	Dec. 29, 2019
Earnings Per Share [Abstract]
Net income available to common stockholders	$ 102	$ 14	$ 178	$ 251
BASIC [Abstract]
Weighted average common shares (in shares)	17,712,000	15,129,000	16,596,000	15,106,000
Net income per common share (in dollars per share)	$ 0.01	$ 0	$ 0.01	$ 0.02
DILUTED [Abstract]
Weighted average common shares (in shares)	17,712,000	15,129,000	16,596,000	15,106,000
Convertible notes (in shares)	798,000	800,000	798,000	815,000
Dilutive stock options (in shares)	0	1,000	0	3,000
Weighted average common shares outstanding (in shares)	18,510,000	15,930,000	17,394,000	15,924,000
Net income per common share (in dollars per share)	$ 0.01	$ 0	$ 0.01	$ 0.02
Stock Options [Member]
Antidilutive Securities Excluded from Computation of Earnings per Share [Abstract]
Options to purchase shares of common stock excluded from computation of diluted EPS (in shares)	206,750	216,550	206,750	216,550
Stock Options [Member] | Minimum [Member]
Antidilutive Securities Excluded from Computation of Earnings per Share [Abstract]
Options to purchase shares of common stock exercise price (in dollars per share)	$ 2.71	$ 2.71	$ 2.71	$ 2.71
Stock Options [Member] | Maximum [Member]
Antidilutive Securities Excluded from Computation of Earnings per Share [Abstract]
Options to purchase shares of common stock exercise price (in dollars per share)	$ 13.11	$ 13.11	$ 13.11	$ 13.11