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Accrued Expenses (Details Textual) (USD $)	3 Months Ended
Accrued Expenses (Details Textual) (USD $)	Dec. 31, 2012	Sep. 30, 2012
Accrued expenses	$ 3,661,257	$ 3,668,491
Reduction In Unused Severance Accruals	$ 400,697

Carrying value as of the balance sheet date of obligations incurred through that date and payable arising from transactions not otherwise specified in the taxonomy. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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