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Note 4 - Inventories (Details) - Inventory - USD ($)
$ in Thousands
Jun. 30, 2015
Jun. 30, 2014
Inventories:    
Raw materials $ 27,920 $ 30,278
Work-in-process 4,658 5,393
Finished goods 10,505 9,737
Total Inventories $ 43,083 $ 45,408