CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (USD $)	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Treasury Stock
Balance at Sep. 30, 2008	$ 46,804,126	$ 18,177	$ 45,767,960	$ 20,152,615	$ (19,134,626)
Increase (Decrease) in Stockholders' Equity
Share-based compensation	494,084		494,084
Issuance of stock to directors	200,121	30	200,091
Purchase of treasury stock	(108,250)				(108,250)
Net income	5,008,661			5,008,661
Balance at Sep. 30, 2009	52,398,742	18,207	46,462,135	25,161,276	(19,242,876)
Increase (Decrease) in Stockholders' Equity
Share-based compensation	169,565		169,565
Issuance of stock to directors	199,984	38	199,946
Purchase of treasury stock	(48,630)				(48,630)
Net income	748,376			748,376
Balance at Sep. 30, 2010	53,468,037	18,245	46,831,646	25,909,652	(19,291,506)
Increase (Decrease) in Stockholders' Equity
Share-based compensation	177,399		177,399
Issuance of stock to directors	197,687	42	197,645
Purchase of treasury stock	(298,926)				(298,926)
Net income	716,590			716,590
Balance at Sep. 30, 2011	$ 54,260,787	$ 18,287	$ 47,206,690	$ 26,626,242	$ (19,590,432)