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Note 8 - Income Taxes (Details Textual) - USD ($)
3 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Income Tax Expense (Benefit) $ (185,000) $ (25,000)
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest $ (135,000) $ 408,000
Effective Income Tax Rate Reconciliation, Percent 137.00% (6.00%)
Liability for Uncertain Tax Positions, Noncurrent $ 2,925,000  
Unrecognized Tax Benefits, Accumulated Reduction (319,000)  
Unrecognized Tax Benefits, Interest on Income Taxes Expense $ 24,000 $ 20,000