Note 10 - Income Taxes	9 Months Ended
Note 10 - Income Taxes	Jun. 30, 2020
Notes to Financial Statements
Income Tax Disclosure [Text Block]	Note 10 – Income Taxes As a result of the CARES Act, the Company can carryback net operating losses generated in 2018 through 2020 for a period of five years. As a result, the Company's effective tax rate included an income tax benefit recognized during the nine months ended June 30, 2020 related to tax losses generated during the fiscal year up to the amount that the Company estimates is realizable based upon taxable income in the carryback periods. Therefore, as of June 30, 2020, the Company recorded $1.2 million of deferred tax assets and recorded a benefit for income taxes. The Company continues to provide a valuation allowance of $9.4 million for all deferred taxes where the Company believes it is more likely than not that those deferred taxes will not be realized.

The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.