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4. Earnings per Share (EPS) (Tables)
9 Months Ended
Mar. 25, 2018
Earnings Per Share [Abstract]  
Schedule Of Earnings Per Share Basic And Diluted
     Three Months Ended   Nine Months Ended 
     March 25,   March 26,   March 25,   March 26, 
     2018   2017   2018   2017 
  Loss from continuing operations  $(475)  $(1,704)  $(1,003)  $(10,410)
  Loss from discontinued operations   (17)   (258)   (422)   (973)
  Net loss available to common stockholders  $(492)  $(1,962)  $(1,425)  $(11,383)
                       
  BASIC:                    
  Weighted average common shares   14,940    10,657    13,456    10,602 
                       
  Loss from continuing operations per common share  $(0.03)  $(0.16)  $(0.08)  $(0.98)
  Loss from discontinued operations per common share   (0.00)   (0.02)   (0.03)   (0.09)
  Net loss per common share  $(0.03)  $(0.18)  $(0.11)  $(1.07)
                       
  DILUTED:                    
  Weighted average common shares   14,940    10,657    13,456    10,602 
  Stock options                
  Weighted average common shares outstanding   14,940    10,657    13,456    10,602 
                       
                       
  Loss from continuing operations per common share  $(0.03)  $(0.16)  $(0.08)  $(0.98)
  Loss from discontinued operations per common share   (0.00)   (0.02)   (0.03)   (0.09)
  Net loss per common share  $(0.03)  $(0.18)  $(0.11)  $(1.07)