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Note 8 - Warranties (Tables)
3 Months Ended
Sep. 30, 2015
Product Warranties Disclosures [Abstract]  
Schedule of Product Warranty Liability [Table Text Block]
   

September 30, 2015

   

June 30, 2015

 

Balance at beginning of year

  $ 7,436     $ 6,941  

Acquisitions and other

    -       3  

Warranty expense

    3,884       11,086  

Warranty claims

    (3,144 )     (10,594 )

Balance at end of period

  $ 8,176     $ 7,436