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Summary of Significant Accounting Policies and Other Information - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
9 Months Ended
Oct. 29, 2011
Oct. 30, 2010
Significant Accounting Policies [Line Items]    
Interest paid $ 7.6 $ 17.7
Income taxes paid 3.8 5.1
Property, plant and equipment additions in accounts payable and accrued liabilities $ 8.2