Accounts Receivable by Portfolio Segment, Net (Detail) (USD $) In Millions, unless otherwise specified	May 03, 2014	Feb. 01, 2014	May 04, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total accounts receivable, net	$ 1,308.2	$ 1,374.0	$ 1,157.5
US Customer In-House Finance Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total accounts receivable, net	1,294.8	1,356.0	1,145.9
Other Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total accounts receivable, net	$ 13.4	$ 18.0	$ 11.6