Consolidated Statements of Stockholders' Equity (USD $)	Total	Common Stock	Additional Paid-In Capital	Treasury Stock	Retained Earnings
Beginning Balance at Mar. 31, 2013		$ 7,975,160	$ 29,003,674	$ (5,475,964)	$ 31,454,749
Net earnings	1,712,926				1,712,926
Cash dividends					(1,359,889)
Ending Balance at Mar. 31, 2014	63,310,656	7,975,160	29,003,674	(5,475,964)	31,807,786
Net earnings	382,330				382,330
Cash dividends					(475,961)
Ending Balance at Mar. 31, 2015	$ 63,217,025	$ 7,975,160	$ 29,003,674	$ (5,475,964)	$ 31,714,155