Earnings Per Share (Tables)

3 Months Ended

Jun. 30, 2012

Earnings Per Share [Abstract]

Schedule of computation of basic and diluted earnings per share

	Three months ended June 30,
	2012		2011
Numerator for earnings per share – net income	$	5,373,525	$	5,302,793
Denominator:
Denominator for basic earnings per share – weighted average shares		11,940,200		11,651,295
Effect of dilutive securities:
Stock options and other share awards		238,640		314,167
Denominator for diluted earnings per share		12,178,840		11,965,462
Earnings per share:
Basic	$	0.45	$	0.46
Diluted	$	0.44	$	0.44