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Note 14 - Earnings Per Share (Tables)
9 Months Ended
Mar. 31, 2019
Notes Tables  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   
Three Months Ended
   
Nine Months Ended
 
   
March 31,
   
March 31,
 
   
201
9
   
201
8
   
201
9
   
201
8
 
Basic - Average shares outstanding
   
12,530
     
12,709
     
12,626
     
12,695
 
Dilutive effect of unvested, restricted stock awards
   
44
     
88
     
61
     
89
 
Diluted - Average shares outstanding
   
12,574
     
12,797
     
12,687
     
12,784