Earnings Per Share - Calculation of Basic and Diluted Earning Per Share (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
Apr. 29, 2017	Apr. 30, 2016
Basic:
Net income	$ 3,700	$ 13,311
Income allocated to participating securities	2	34
Net income available to common shareholders	$ 3,698	$ 13,277
Basic weighted-average shares outstanding	46,165	45,595
Basic earnings per common share	$ 0.08	$ 0.29
Diluted:
Net income	$ 3,700	$ 13,311
Income allocated to diluted participating securities	2	34
Net income available to common shareholders	$ 3,698	$ 13,277
Basic weighted-average shares outstanding	46,165	45,595
Incremental shares from share-based compensation plans	6	680
Diluted weighted-average shares outstanding	46,171	46,275
Diluted earnings per common share	$ 0.08	$ 0.29

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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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.

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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.

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

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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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Net Income or Loss Available to Common Stockholders plus adjustments resulting from the assumption that dilutive convertible securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions.

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The earnings that is allocated to common stock and participating securities to the extent that each security may share in earnings as if all of the earnings for the period had been distributed.

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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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