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Note 11 - Commitments (Tables)
12 Months Ended
Jun. 30, 2017
Notes Tables  
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
(in thousands)
 
Lease
 
 
Sublease
 
 
Net obligation
 
2018
  $
8,393
    $
303
    $
8,090
 
2019
   
8,303
     
328
     
7,975
 
2020
   
5,744
     
333
     
5,411
 
2021
   
5,022
     
338
     
4,684
 
2022
   
5,566
     
344
     
5,222
 
Thereafter
   
12,637
     
2,762
     
9,875