Note 6 - Leases (Details Textual) - USD ($)	12 Months Ended
Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
Operating Leases, Rent Expense	$ 11,382	$ 10,521	$ 10,444
Capital Leased Assets Net Book Value		$ 0

Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

No definition available.

Name:	us-gaap_LeaseAndRentalExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration