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Note 14 - Fair Value of Financial Instruments (Details) - Level 3 Derivative Liability (Derivative Financial Instruments, Liabilities [Member], USD $)
In Thousands, unless otherwise specified
12 Months Ended
Sep. 30, 2014
Derivative Financial Instruments, Liabilities [Member]
 
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]  
Purchases, sales, issuances, and settlements $ 983
Change in fair value (310)
Closing balance – September 30, 2014 $ 673