Inventories (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Jun. 30, 2015
Inventories [Abstract]
Inventories valued on the FIFO method	$ 1,300	$ 1,600
Inventories valued on the LIFO method	3,200	2,600
Inventory, Raw Materials, Net of Reserves	12,681	12,663
Inventory, Finished Goods and Work in Process, Net of Reserves	6,352	5,772
Inventory, Finished Goods, Net of Reserves	78,286	95,407
Total inventories	$ 97,319	$ 113,842