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Inventories (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Jun. 30, 2016
Inventory Disclosure [Abstract]    
Inventory, Work in Process and Raw Materials, Net of Reserves $ 15,643 $ 14,858
Work in progress 2,068 1,250
Finished goods 6,124 4,323
Net inventory $ 23,835 $ 20,431