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Supplemental Cash Flow Information for Cash Amounts Paid (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jan. 28, 2012
Jan. 29, 2011
Jan. 30, 2010
Cash paid during the periods for:      
Income taxes $ 99,756 $ 45,737 $ 61,869
Interest   $ 191 $ 1,879