Quarterly Data (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended	12 Months Ended
Mar. 01, 2014	Nov. 30, 2013	Aug. 31, 2013	Jun. 01, 2013	Mar. 02, 2013	Dec. 01, 2012	Sep. 01, 2012	Jun. 02, 2012	Mar. 01, 2014	Mar. 02, 2013	Mar. 03, 2012
Quarterly Financial Information Disclosure [Abstract]
Net sales	$ 214,417	$ 199,430	$ 178,287	$ 179,311	$ 179,734	$ 190,416	$ 175,940	$ 154,134	$ 771,445	$ 700,224	$ 662,463
Gross profit	46,943	43,388	38,535	36,386	36,281	42,240	36,137	31,075	165,252	145,733	117,120
Net earnings	$ 8,038	$ 9,668	$ 6,121	$ 4,159	$ 4,396	$ 8,052	$ 5,057	$ 1,606	$ 27,986	$ 19,111	$ 4,645
Earnings per share - basic
Earnings per share - basic	$ 0.28	$ 0.34	$ 0.21	$ 0.15	$ 0.15	$ 0.29	$ 0.18	$ 0.06	$ 0.98	$ 0.68	$ 0.17
Earnings per share - diluted
Earnings per share - diluted	$ 0.27	$ 0.33	$ 0.21	$ 0.14	$ 0.15	$ 0.28	$ 0.18	$ 0.06	$ 0.95	$ 0.67	$ 0.17

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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+ Details

- 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

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

+ References

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

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-Name Regulation S-X (SX)

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Glossary Other Comprehensive Income

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-Name Accounting Standards Codification

-Glossary Net Income

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-Name Accounting Research Bulletin (ARB)

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Reference 12: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Research Bulletin (ARB)

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-Paragraph A7

-Appendix A

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-Name Emerging Issues Task Force (EITF)

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+ Details