Income (Loss) Per Common Share - Reconciliation of the number of shares used in the calculation of basic income (Details) (USD $)	3 Months Ended				9 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Notes to Financial Statements
Net income (loss)	$ 88,659	$ 194,051	$ 16,131	$ (39,580)	$ 298,841	$ (102,034)
Weighted average common shares outstanding – basic	2,036,866			2,036,938	2,036,866	2,036,277
Effect of the assumed exercise of dilutive stock options	6,506				3,458
Weighted average common shares outstanding – dilutive	2,043,372			2,036,938	2,040,324	2,036,277
Earnings (loss) per common share: Basic	$ 0.04			$ (0.02)	$ 0.15	$ (0.05)
Earnings (loss) per common share: Diluted	$ 0.04			$ (0.02)	$ 0.15	$ (0.05)