Annual report pursuant to Section 13 and 15(d)

Note 6 - Income Taxes (Details) - Changes in the valuation allowance for deferred tax assets

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Note 6 - Income Taxes (Details) - Changes in the valuation allowance for deferred tax assets (USD $)
12 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2011
Valuation Allowance [Line Items]      
Balance, $ 11,148,000    
Deductions/Other (9,897,000) (9,445,000) (4,696,000)
Balance, 16,048,000 11,148,000  
2011 [Member]
     
Valuation Allowance [Line Items]      
Balance,     26,741,000
Charged to Costs and Expenses     (2,500,000)
Deductions/Other     (2,196,000)
Balance,     22,045,000
Year 2012 [Member]
     
Valuation Allowance [Line Items]      
Balance,   22,045,000  
Charged to Costs and Expenses   (4,900,000)  
Deductions/Other   (4,545,000)  
Balance,   12,600,000  
Year 2013 [Member]
     
Valuation Allowance [Line Items]      
Balance, 12,600,000    
Charged to Costs and Expenses (5,300,000)    
Deductions/Other (4,597,000)    
Balance, $ 2,703,000