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Summary of Significant Accounting Policies (Details 4) (USD $) In Millions, unless otherwise specified	3 Months Ended
	May 04, 2013 item	Apr. 28, 2012
Stock-Based Compensation
Number of equity-based compensation plans	2
Stock-based compensation expense recognized (in dollars)	$ 0.17	$ 0.23
Stock Options \| Employees
Stock-Based Compensation
Vesting period	3 years
Stock Options \| Minimum \| Employees
Stock-Based Compensation
Expiration period	7 years
Stock Options \| Maximum \| Employees
Stock-Based Compensation
Expiration period	10 years

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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