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Note 6 - Net Loss Per Share (Tables)
9 Months Ended
Mar. 31, 2017
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
Three Months Ended

March 31
,
 
   
2017
   
2016
 
                 
Net loss (in millions)
  $
(4.4
)
  $
(5.2
)
Weighted-average shares outstanding
   
38,647,487
     
38,640,254
 
Dilutive effect of restricted stock and stock options
 
 
-
     
-
 
Shares used to compute diluted earnings per share
   
38,647,487
     
38,640,254
 
Basic net loss per share
  $
(0.11
)
  $
(0.14
)
Diluted net loss per share
  $
(0.11
)
  $
(0.14
)
Number of anti-dilutive share-based awards excluded from computation
   
6,635,527
     
4,639,959
 
   
Nine Months Ended

March 31
,
 
   
2017
   
2016
 
                 
Net loss (in millions)
  $
(23.5
)
  $
(18.4
)
Weighted-average shares outstanding
   
38,642,786
     
38,633,786
 
Dilutive effect of restricted stock and stock options
 
 
-
     
-
 
Shares used to compute diluted earnings per share
   
38,642,786
     
38,633,786
 
Basic net loss per share
  $
(0.61
)
  $
(0.48
)
Diluted net loss per share
  $
(0.61
)
  $
(0.48
)
Number of anti-dilutive share-based awards excluded from computation
   
6,635,527
     
4,639,959