Credit Quality Indicator and Age Analysis of Past Due US Customer In-House Finance Receivables (Detail) (US Customer In-House Finance Receivables, USD $) In Millions, unless otherwise specified	May 03, 2014	Feb. 01, 2014	May 04, 2013	Feb. 02, 2013
Financing Receivable, Allowance for Credit Losses [Line Items]
Gross, Value	$ 1,382.6	$ 1,453.8	$ 1,225.5
Valuation Allowance, Value	(87.8)	(97.8)	(79.6)	(87.7)
Gross, Percentage	100.00%	100.00%	100.00%
Valuation Allowance, Percentage	6.40%	6.70%	6.50%
Performing Financing Receivable
Financing Receivable, Allowance for Credit Losses [Line Items]
Gross, Percentage	96.70%	96.30%	96.50%
Valuation Allowance, Percentage	3.10%	3.20%	3.20%
Performing Financing Receivable | Current | Aged 0-30 Days
Financing Receivable, Allowance for Credit Losses [Line Items]
Gross, Value	1,130.8	1,170.4	999.1
Valuation Allowance, Value	(34.4)	(36.3)	(30.5)
Performing Financing Receivable | Past Due | Aged 31 - 90 Days
Financing Receivable, Allowance for Credit Losses [Line Items]
Gross, Value	205.6	229.9	183.9
Valuation Allowance, Value	(7.2)	(8.0)	(6.6)
Nonperforming Financing Receivable
Financing Receivable, Allowance for Credit Losses [Line Items]
Gross, Percentage	3.30%	3.70%	3.50%
Valuation Allowance, Percentage	100.00%	100.00%	100.00%
Nonperforming Financing Receivable | Past Due | Aged More Than 90 Days
Financing Receivable, Allowance for Credit Losses [Line Items]
Gross, Value	46.2	53.5	42.5
Valuation Allowance, Value	$ (46.2)	$ (53.5)	$ (42.5)