Note 1 - Nature of Operations and Basis Of Presentation (Details) - Summary of Stock Option Transactions for Common Stock (USD $)	9 Months Ended
	Nov. 30, 2013	Nov. 30, 2012
Summary of Stock Option Transactions for Common Stock [Abstract]
Outstanding stock options as of February 28 or 29:	270,945	307,088
Exercised	(2,000)	(3,000)
Cancelled/forfeited	(88,725)	(14,952)
Outstanding stock options as of November 30:	180,220	289,136
Weighted average exercise price (in Dollars per share)	$ 7.93	$ 10.67
Weighted average remaining contractual term (in years)	244 days	2 years 25 days