v2.4.0.6
Reconciliation of Changes in Gross Balances of Unrecognized Tax Benefits (Detail) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Reconciliation of Unrecognized Tax Benefits [Line Items]      
Beginning balance of unrecognized tax benefits $ 25.4 $ 24.9 $ 35.2
Increases related to current period tax positions 0.5    
Increases related to prior period tax positions 6.3 9.9 2.1
Reductions as a result of a lapse of the applicable statute of limitations (3.2) (2.0) (6.4)
Reductions as a result of settlements with taxing authorities (0.3) (7.4) (6.0)
Ending balance of unrecognized tax benefits $ 28.7 $ 25.4 $ 24.9