10. Summary of Significant Accounting Policies - Income per common share (Details) (USD $)	3 Months Ended				9 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Accounting Policies [Abstract]
Net (loss) income	$ (175,321)	$ 86,256	$ 19,054	$ 88,659	$ (70,011)	$ 298,841
Weighted average common shares outstanding - basic	2,038,266			2,036,866	2,038,266	2,036,866
Effect of the assumed exercise of dilutive stock options	0			6,506	0	3,458
Weighted average common shares outstanding - dilutive	2,038,266			2,043,372	2,038,266	2,040,324
(Loss) earnings per common share: Basic	$ (0.09)			$ 0.04	$ (0.03)	$ 0.15
(Loss) earnings per common share: Diluted	$ (0.09)			$ 0.04	$ (0.03)	$ 0.15