Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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The amount of expense, net of income tax, recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Aggregate cash paid by the entity during the period to settle equity instruments granted under equity-based payment arrangements.

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Unrecognized cost of unvested share-based compensation awards.

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Amount of gain (loss)recognized in the income statement from the hedging ineffectiveness of a fair value hedge.

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Agreed-upon price for the exchange of the underlying asset relating to the share-based payment award.

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No definition available.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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Gross number of share options (or share units) granted during the period.

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No definition available.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

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The noncash expense that accounts for the value of stock or unit options distributed to employees as compensation.

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Difference between the option grant price at issuance and fair value of the Company's common stock at the close of the prior day.

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No definition available.

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The fair market value of options granted during the reporting period as determined by the closing price of the Company's common stock on the grant date.

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No definition available.

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Description of Business and Summary of Significant Accounting Policies Stock-Based Compensation Notes (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		12 Months Ended
	Feb. 28, 2017	Feb. 28, 2015	Feb. 28, 2019	Feb. 28, 2018	Feb. 28, 2017	Feb. 28, 2015	Oct. 16, 2014
Gain (Loss) on Fair Value Hedge Ineffectiveness, Net	$ 130		$ 46	$ (48)
Allocated Share-based Compensation Expense	$ 1,804		551	868
Allocated Share-based Compensation Expense, Net of Tax			$ 0
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant			1,113,000
Allocated Share-based Compensation Expense				$ 0	$ 0
Stock Issued During Period, Shares, Restricted Stock Award, Gross			188,245	74,156	165,619
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price							$ 7.76
Difference Between Option Grant Price and Stock Fair Value							$ 0.25
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period						3 years
Employee Service Share-based Compensation, Cash Flow Effect, Cash Used to Settle Awards				$ 582
Employee Stock Option [Member]
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized			$ 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	0		0	0		125,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Fair Market Value		$ 2.78
Warrant [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross						15,000
Restricted Stock [Member]
Allocated Share-based Compensation Expense	$ 669		$ 551	$ 502
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized			$ 1,526
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Exercise Price	$ 2.69		$ 5.50	$ 6.52	$ 2.69