Shareholders' Equity - Summary of Stock Option Activity (Details) - $ / shares	12 Months Ended
	Mar. 31, 2017		Mar. 31, 2016	Mar. 31, 2015
Equity [Abstract]
Number of Options, beginning balance	1,972,000		1,896,000	1,896,000
Number of Options Granted	100,000		170,000	60,000
Number of Options Exercised	(36,000)		(20,000)
Number of Options Forfeited	(66,000)		(74,000)	(60,000)
Number of Options, ending balance	1,970,000	[1]	1,972,000	1,896,000
Number of Options Exercisable	1,870,000		1,802,000	1,836,000
Weighted Average Exercise Price, beginning balance	$ 0.19		$ 0.22	$ 0.22
Weighted Average Exercise Price Granted	0.32		0.23	0.17
Weighted Average Exercise Price Exercised	0.33		0.32
Weighted Average Exercise Price Forfeited	0.88		0.45	0.76
Weighted Average Exercise Price, ending balance	0.16		0.19	0.22
Weighted Average Exercise Price, Options Exercisable	$ 0.18		$ 0.18	$ 0.20

[1] Total number of options outstanding as of March 31, 2017 includes 260,000 options issued to three directors as compensation and 770,000 options issue to key employees that were not issued from the Plan.