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Note 12 - Supplemental Cash Flow Information (Tables)
 12 Months Ended
Jun. 30, 2019
Notes Tables  
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]
(In thousands)
  
201
9
    
2018
  
Cash payments for:
                
Interest
  
$
2,222
     $
1,582
  
Income taxes
  
$
86
     $
1,854
  
                 
Non-cash investing and financing activities
                
Issuance of common shares as compensation
  
$
355
     $
319
  
Issuance of common shares to fund deferred compensation plan
  
$
290
     $
429