Earnings per Share (EPS) - Schedule Of Earnings Per Share Basic And Diluted (Details) - USD ($)	3 Months Ended	6 Months Ended
Dec. 24, 2017	Dec. 25, 2016	Dec. 24, 2017	Dec. 25, 2016
Earnings Per Share [Abstract]
Loss from continuing operations	$ (397,000)	$ (7,535,000)	$ (528,000)	$ (8,706,000)
Loss from discontinued operations	(180,000)	(390,000)	(405,000)	(715,000)
Net loss available to common stockholders	$ (577,000)	$ (7,925,000)	$ (933,000)	$ (9,421,000)
BASIC:
Weighted average common shares	14,344	10,657	12,742	10,575
Loss from continuing operations per common share	$ (0.03)	$ (0.71)	$ (0.04)	$ (0.82)
Loss from discontinued operations per common share	(0.01)	(0.03)	(0.03)	(0.07)
Net loss per common share	$ (0.04)	$ (0.74)	$ (0.07)	$ (0.89)
DILUTED:
Weighted average common shares	14,344	10,657	12,742	10,575
Stock options
Weighted average common shares outstanding	14,344	10,657	12,742	10,575
Loss from continuing operations per common share	$ (0.03)	$ (0.71)	$ (0.04)	$ (0.82)
Loss from discontinued operations per common share	(0.01)	(0.03)	(0.03)	(0.07)
Net loss per common share	$ (0.04)	$ (0.74)	$ (0.07)	$ (0.89)

Amount of increase (decrease) to net income used for calculating diluted earnings per share (EPS), resulting from the assumed exercise stock options, restrictive stock units (RSUs), convertible preferred stock of an employee stock ownership plan (ESOP), and other dilutive convertible securities.

Name:	us-gaap_DilutiveSecurities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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