Basis of Presentation - Additional Information (Detail) (USD $)	3 Months Ended
May 04, 2013 Segment	Apr. 28, 2012
Accounting Policies [Line Items]
Number of operating segments	2
Stock compensation expense	$ 141,000	$ 393,000
Compensation cost related to non-vested awards not yet recognized	300,000
Compensation cost related to non-vested awards not yet recognized, weighted average remaining life	16 months
Weighted average fair value of options granted	$ 1.74
Number of options exercised to purchase common stock	200,000
Share-based compensation arrangement, stock options intrinsic value	42,000
Share-based compensation arrangement, shares issued	8,047
Non Employee Directors
Accounting Policies [Line Items]
Share-based compensation arrangement, stock options grants in period	1,077	1,286
Non-employee director compensation, shares	3,872
Non-employee director compensation, fair value	18,000
"Rochester" trademark
Accounting Policies [Line Items]
Indefinite-lived intangible asset, carrying value	1,500,000
"Casual Male" trademark
Accounting Policies [Line Items]
Definite-lived intangible assets, carrying value	$ 3,600,000
Intangible assets, amortization period	2018

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Stock Issued During Period Shares Options Exercised

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Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Carrying amount of assets (excluding financial assets) that lack physical substance, excluding goodwill, having a projected indefinite period of benefit.

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Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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

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Number of share instruments newly issued under a share-based compensation plan.

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