Note 8 - Stock Compensation Plans (Detail) - Restricted stock unit awards outstanding under the plans (USD $)	12 Months Ended
Feb. 28, 2013	Feb. 29, 2012	Feb. 28, 2011
Outstanding non-vested restricted stock units at beginning of year:	101,980	141,260	129,280
Granted		4,540	44,300
Vested	(44,190)	(43,300)	(32,320)
Cancelled/forfeited	(760)	(520)
Outstanding non-vested restricted stock units as of February 28 or 29:	57,030	101,980	141,260
Weighted average grant date fair value (in Dollars per share)	$ 9.22	$ 9.19	$ 9.17
Weighted average remaining vesting period (in years)	1 year 51 days	2 years	2 years 350 days

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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