Earnings Per Share (Computation of EPS) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Nov. 30, 2013	Dec. 01, 2012
Earnings Per Share [Abstract]
Net income	$ 1,719	$ 2,897
Basic weighted average shares outstanding	16,564	18,161
Stock options and other share-based awards	295	30
Common stock warrants		1,084
Diluted weighted average shares outstanding	16,859	19,275
Net income per share, Basic	$ 0.10	$ 0.16
Net income per share, Diluted	$ 0.10	$ 0.15

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References+ Details

- Definition

Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of call options and warrants using the treasury stock method.

+ References

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

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+ Details

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

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-Glossary Other Comprehensive Income

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-Glossary Net Income

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-Appendix A

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+ Details

- Definition

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.

+ References+ Details

- Definition

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.

+ References

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-Glossary Weighted-Average Number of Common Shares Outstanding

-URI http://asc.fasb.org/extlink&oid=6528421

+ Details