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Goodwill and Other Intangible Assets - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	8 Months Ended	12 Months Ended		4 Months Ended
	Jan. 30, 2011	Feb. 03, 2013	Jan. 29, 2012	May 31, 2010 Predecessor
Finite-Lived Intangible Assets [Line Items]
Weighted-average amortization period for intangibles subject to amortization		7 years 1 month 6 days
Amortization expense	$ 1,107	$ 1,500	$ 1,654	$ 528

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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