7. Earnings Per Share (Detail) - Earnings Per Share (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 30, 2011	Oct. 31, 2010	Oct. 30, 2011	Oct. 31, 2010
Net income	$ 2,260	$ 1,170	$ 4,429	$ 3,422
Less: Unvested participating restricted stock dividends	3	3	3	4
Earnings available for common shareholders	$ 2,257	$ 1,167	$ 4,426	$ 3,418
Weighted average shares outstanding for basic earnings per share (in Shares)	10,762	10,757	10,762	10,757
Dilutive effect of unvested restricted stock and RSU awards (in Shares)	21	11	26	11
Weighted average shares outstanding for diluted earnings per share (in Shares)	10,783	10,768	10,788	10,768
Basic earnings per share (in Dollars per share)	$ 0.21	$ 0.11	$ 0.41	$ 0.32
Diluted earnings per share (in Dollars per share)	$ 0.21	$ 0.11	$ 0.41	$ 0.32