Fair Value and Presentation of Derivative Instruments In Condensed Consolidated Balance Sheets (Detail) (USD $) In Millions, unless otherwise specified	Feb. 02, 2013	Jan. 28, 2012
Derivatives, Fair Value [Line Items]
Total derivative assets	$ 3.8	$ 17.3
Total derivative liabilities	(4.6)	(1.2)
Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Total derivative assets	3.8	17.3
Total derivative liabilities	(4.6)	(1.2)
Designated as Hedging Instrument | Other Current Assets | Foreign Exchange Contract
Derivatives, Fair Value [Line Items]
Total derivative assets	1.0	1.1
Designated as Hedging Instrument | Other Current Assets | Commodity Contract
Derivatives, Fair Value [Line Items]
Total derivative assets	2.8	16.1
Designated as Hedging Instrument | Other Assets | Foreign Exchange Contract
Derivatives, Fair Value [Line Items]
Total derivative assets		0.1
Designated as Hedging Instrument | Other Assets | Commodity Contract
Derivatives, Fair Value [Line Items]
Total derivative assets
Designated as Hedging Instrument | Other Current Liabilities | Foreign Exchange Contract
Derivatives, Fair Value [Line Items]
Total derivative liabilities		(0.2)
Designated as Hedging Instrument | Other Current Liabilities | Commodity Contract
Derivatives, Fair Value [Line Items]
Total derivative liabilities	(4.6)	(1.0)
Designated as Hedging Instrument | Other Liabilities | Foreign Exchange Contract
Derivatives, Fair Value [Line Items]
Total derivative liabilities
Designated as Hedging Instrument | Other Liabilities | Commodity Contract
Derivatives, Fair Value [Line Items]
Total derivative liabilities