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Note 11 - Earnings Per Share (Tables)
3 Months Ended
Nov. 19, 2014
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Quarter Ended

 
   

November 19,
2014

   

November 20,
2013

 
 

(12 weeks)

(12 weeks)

 

(In thousands expect per share data)

Numerator:

               

Loss from continuing operations

  $ (2,816

)

  $ (693

)

Loss from discontinued operations

    (203

)

    (853

)

Net loss

  $ (3,019

)

  $ (1,546

)

Denominator:

               

Denominator for basic earnings per share—weighted-average shares

    28,890       28,765  

Effect of potentially dilutive securities:

               

Employee and non-employee stock options

           

Denominator for earnings per share assuming dilution

    28,890       28,765  

Loss per share from continuing operations:

               

Basic

  $ (0.10

)

  $ (0.02

)

Assuming dilution

    (0.10

)

    (0.02

)

Loss per share from discontinued operations:

               

Basic

  $ (0.01

)

  $ (0.03

)

Assuming dilution

    (0.01

)

    (0.03

)

Net loss per share:

               

Basic

  $ (0.11

)

  $ (0.05

)

Assuming dilution

    (0.11

)

    (0.05

)