Note 8 - Income Taxes (Details Textual) - USD ($)	3 Months Ended		9 Months Ended		18 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2015
Income Tax Expense (Benefit)	$ (285,000)	$ (60,000)	$ (525,000)	$ (760,000)
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest	(623,000)	(27,000)	$ (606,000)	$ 210,000
Effective Income Tax Rate Reconciliation, Percent			87.00%	(362.00%)
Liability for Uncertainty in Income Taxes, Noncurrent	2,805,000		$ 2,805,000
Unrecognized Tax Benefits, Accumulated Reduction	439,000		439,000
Unrecognized Tax Benefits, Interest on Income Taxes Expense	$ 26,000	$ 26,000	$ 75,000	$ 70,000	$ 70,000