Quarterly report pursuant to Section 13 or 15(d)

Inventories (Details)

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Inventories (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2012
Sep. 30, 2011
Inventory, net [Abstract]    
Raw materials $ 43,373 $ 35,692
Work in process 20,035 21,461
Finished goods 64,756 68,414
Inventories $ 128,164 $ 125,567