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Note 9 - Warranties (Tables)
9 Months Ended
Mar. 31, 2020
Notes Tables  
Schedule of Product Warranty Liability [Table Text Block]
   

March 31, 2020

   

June 30, 2019

 
Balance at beginning of year   $ 1,911     $ 1,849  
Acquisitions and other     (103 )     (85 )
Warranty expense     1,734       2,346  
Warranty claims     (1,735 )     (2,199 )

Balance at end of period

  $ 1,807     $ 1,911