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Stock-Based Compensation (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Stock-based compensation expense, before tax:
Stock options			$ 64
Non-vested shares of common stock	8,388	6,403	4,439
Total stock-based compensation expense, before tax	8,388	6,403	4,503
Total stock-based compensation expense, after tax	$ 5,284	$ 4,034	$ 2,837

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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- Definition

The noncash expense that accounts for the value of stock or unit options distributed to employees as compensation.

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