Note 14 - Subscription Agreements (Detail) (USD $)	9 Months Ended
	Dec. 31, 2012
Equity Purchase Commitment, Value (in Dollars)	$ 500,000
Sale of Stock, Price Per Share (in Dollars per share)	$ 3.60
Stock Issued During Period, Value, Restricted Stock Award, Gross (in Dollars)	$ 500,000
Stock Issued During Period, Shares, Restricted Stock Award, Gross	138,890
Number of Investors	3
Stock Issued During Period, Shares, Issued for Cash	500,000
Stock Issued During Period, Shares, New Issues	149,254
Share Price (in Dollars per share)	$ 3.35