Stockholders' Equity (Details) (USD $)	12 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2008
Details
Class of Warrant or Right, Number of Securities Called by Warrants or Rights	219,298	219,298
Fair Value Assumptions, Exercise Price	$ 0.874	$ 0.874
Warrants Not Settleable in Cash, Fair Value Disclosure			$ 76,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	0	0
Issuance of common stock in connection with employee stock purchase plan, Shares	0	140,566
Issuance of common stock in connection with employee stock purchase plan, Value		$ 7,000
Treasury Stock, Shares, Acquired	0	0