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Inventories (Components Of Inventories) (Details) (USD $)	Jul. 31, 2012	Oct. 31, 2011
Inventories [Abstract]
Finished goods	$ 5,265,652	$ 5,572,296
Work in process	4,008,269	3,301,168
Raw materials	9,524,732	7,364,043
Production supplies	233,208	259,678
Total	$ 19,031,861	$ 16,497,185

Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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