Note 10 - Summary of Earnings Per Share Calculation (Details) - USD ($)	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
Basic Income (Loss) Per Share
Income (Loss) available to common stockholders	$ (122,377)	$ 8,376	$ 138,805
Shares denominator (in shares)	1,638,215	1,638,215	1,610,571
Per share amount (in dollars per share)	$ (0.07)	$ 0.01	$ 0.09
Effect of Dilutive Securities
Average shares outstanding (in shares)	1,638,215	1,638,215	1,610,571
Options available under convertible note (in shares)		31,097	23,505
(in shares)	1,638,215	1,669,312	1,634,076
Diluted Income (Loss) Per Share
Income (Loss) available to common stockholders	$ (122,377)	$ 8,376	$ 138,805
Per share amount (in dollars per share)	$ (0.07)	$ 0.01	$ 0.08