v2.4.0.6
Acquisitions - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Business Acquisition, Acquisition Related Costs [Line Items]      
Total consideration $ 1.5 $ 30.1 $ 38.1
Goodwill acquired $ 1.5 $ 26.9 $ 28.5