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Related Party Transactions (Details Textual) (USD $)	12 Months Ended
Related Party Transactions (Details Textual) (USD $)	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2010
Related Party Transactions (Textual) [Abstract]
Sales	$ 200,000	$ 1,300,000	$ 800,000
Purchases of inventory	$ 15,000	$ 200,000	$ 200,000

Amount of revenue, fees and commissions earned from transactions between (a) a parent company and its subsidiaries; (b) subsidiaries of a common parent; (c) an entity and trusts for the benefit of employees, for example, but not limited to, pension and profit-sharing trusts that are managed by or under the trusteeship of the entity's management; (d) an entity and its principal, owners, management, or members of their immediate families; and (e) affiliates.

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