Customer Accounts Receivable, Net (Detail) (USD $) In Thousands	Jul. 30, 2011	Jan. 29, 2011	Jul. 31, 2010
Accounts, Notes, Loans and Financing Receivable [Line Items]
Customer accounts receivable	$ 140,232	$ 149,872
Less: allowance for doubtful accounts	(3,500)	(4,400)
Customer accounts receivable, net	$ 136,732	$ 145,472	$ 155,606