Note 2 - Loss Per Share (Tables)
 3 Months Ended
Aug. 30, 2016
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
Thirteen weeks ended
 
 
August 30, 2016
 
 
September 1, 2015
 
 
Net loss
 
$
(
39,692
)
 
$
(4,194
)
 
 
 
 
 
 
 
 
 
 
 
Weighted average common shares outstanding
 
 
59,790
 
 
 
61,344
 
 
Dilutive effect of stock options and restricted stock
 
 
–
 
 
 
–
 
 
Weighted average common and dilutive potential
 common shares outstanding
 
 
59,790
 
 
 
61,344
 
 
 
 
 
 
 
 
 
 
 
 
Basic net loss per share
 
$
(0.
66
)
 
$
(0.07
)
 
Diluted net loss per share
 
$
(0.
66
)
 
$
(0.07
)
 
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
   
Thirteen weeks ended
  
 
 
August 30, 2016
 
 
September 1, 2015
 
  
Stock options
 
 
2,393
 
 
 
2,813
 
 
Restricted stock / Restricted stock units
 
 
758
 
 
 
749
 
 
Total
 
 
3,151
 
 
 
3,562