Employee Benefit Plans - Summary of Company's Stock Option Plan (Detail) (USD $)	12 Months Ended
Jan. 31, 2015	Feb. 01, 2014
Compensation Related Costs [Abstract]
Outstanding shares at beginning of year	6,334	21,177
Granted shares	0	0
Exercised shares	0	0
Forfeited shares	(6,334)	(14,843)
Outstanding shares at end of year	0	6,334
Exercisable shares at end of year	0	6,334
Outstanding Weighted Average Exercise Price, beginning of year	$ 9.44	$ 7.34
Granted Weighted Average Exercise Price	$ 0.00	$ 0.00
Exercised Weighted Average Exercise Price		$ 0.00
Forfeited Weighted Average Exercise Price	$ 9.44	$ 6.44
Outstanding Weighted Average Exercise Price, ending of year	$ 0.00	$ 9.44
Exercisable Weighted Average Exercise Price at end of year	$ 0.00	$ 9.44

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Gross number of share options (or share units) granted during the period.

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No definition available.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Number of share options (or share units) exercised during the current period.

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