Note 9 - Income Taxes (Details) - USD ($)	Sep. 30, 2018	Sep. 30, 2017
Details
Deferred Tax Assets, Operating Loss Carryforwards	$ 46,700,000
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	15,700,000
Net operating loss carryforwards, subsidiary	15,723,000
Deferred Tax Assets, Other Tax Carryforwards	6,700,000
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	$ 697,000	$ 697,000