Earnings Per Share (Tables)

12 Months Ended

Sep. 30, 2012

Earnings Per Share [Abstract]

Summary of computation of earnings per share

	Year ended September 30,
	2012		2011		2010
Numerator for basic and diluted earnings per share:
Net income (loss)	$	7,370,996	$	8,493,912	$	11,419,690
Denominator for basic and diluted earnings per share - weighted average shares (including for 2012, 2011 and 2010, unissued, vested directors’ shares of 114,596, 122,728 and 111,491, respectively)		8,360,931		8,393,890		8,422,387