Allowance for Credit Losses On US Customer In-House Finance Receivables (Detail) (USD $) In Millions, unless otherwise specified	9 Months Ended		12 Months Ended
	Nov. 02, 2013	Oct. 27, 2012	Feb. 02, 2013
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance on US portfolio, end of period	$ (89.6)	$ (80.2)	$ (87.7)
Ending receivable balance evaluated for impairment	1,201.4	1,067.8	1,280.6
Percentage of allowance on US portfolio, end of period	7.50%	7.50%	6.80%
Accounts receivable, net	1,123.5	998.2	1,205.3
US Customer In-House Finance Receivables
Financing Receivable, Allowance for Credit Losses [Line Items]
Allowance on US portfolio, beginning of period	(87.7)	(78.1)	(78.1)
Charge-offs	91.0	79.3	112.8
Recoveries	19.9	16.6	21.8
Provision	(112.8)	(98.0)	(144.2)
Allowance on US portfolio, end of period	(89.6)	(80.2)	(87.7)
Ending receivable balance evaluated for impairment	1,201.4	1,067.8	1,280.6
Percentage of allowance on US portfolio, end of period	7.50%	7.50%	6.80%
Accounts receivable, net	$ 1,111.8	$ 987.6	$ 1,192.9