Deferred Compensation Plan For Directors (Details) - USD ($)	12 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2013
Deferred Compensation Plan For Directors [Abstract]
Number of shares credited to directors deferred fee account	253,712	260,726
Outstanding deferred balance	$ 3,084,289	$ 3,110,351
Total expenses charged to the company's results of operations	$ 302,353	$ 353,825	$ 377,520