Note 9 - Equity Incentive Plan and Stock Based Compensation (Detail) (Non-Qualified Options to Each Director Annually or Upon Election [Member])	Feb. 28, 2013
Non-Qualified Options to Each Director Annually or Upon Election [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	2,000

- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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