Quarterly report pursuant to Section 13 or 15(d)

Inventories (Details)

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Inventories (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Sep. 30, 2015
Inventory, net [Abstract]    
Raw materials $ 50,624 $ 48,636
Work in process 34,977 32,567
Finished goods 86,032 90,220
Inventories $ 171,633 $ 171,423