Earnings per Share (Details) - shares shares in Thousands	3 Months Ended	6 Months Ended
Aug. 31, 2019	Sep. 01, 2018	Aug. 31, 2019	Sep. 01, 2018
Reconciliation of basic and diluted earnings per share
Basic earnings per share – weighted average common shares outstanding	26,413	28,128	26,505	28,127
Weighted average effect of nonvested share grants and assumed exercise of stock options	323	251	284	250
Diluted earnings per share – weighted average common shares and potential common shares outstanding	26,736	28,379	26,789	28,377
Stock awards excluded from the calculation of earnings per share because the effect was anti-dilutive (award price greater than average market price of the shares)	186	106	186	108

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

+ References

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

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