Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION PLAN (Various Option Plans and Options Outstanding) (Details)

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STOCK-BASED COMPENSATION PLAN (Various Option Plans and Options Outstanding) (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 12 Months Ended
Feb. 02, 2013
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]  
Number of options outstanding, beginning balance 1,311,106
Options granted 11,284
Exercised (574,585)
Forfeited (29,550)
Number of options outstanding, ending balance 718,255
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Roll Forward]  
Weighted average exercise price per option, outstanding, beginning balance (dollars per share) $ 10.15
Weighted average exercise price per option granted (dollars per share) $ 47.00
Weighted average exercise price per option exercised (dollars per share) $ 9.02
Weighted average exercise price per option forfeited (dollars per share) $ 9.29
Weighted average exercise price per option, outstanding, ending balance (dollars per share) $ 11.66
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]  
Weighted average remaining contractual term of options outstanding (in years) 3 years 9 months 5 days
Aggregate intrinsic value of options outstanding $ 20.4
Options vested and expected to vest (shares) 718,255
Options, vested and expected to vest weighted average exercise price (in dollars per share) $ 11.66
Weighted average remaining contractual term, vested and expected to vest options (in years) 3 years 9 months 5 days
Aggregate intrinsic value, vested and expected to vest options 20.4
Options exercisable at end of period (shares) 718,255
Options exercisable at end of period, weighted average exercise price $ 11.66
Options exercisable at end of period, weighted average remaining term 3 years 9 months 5 days
Options exercisable at end of period, aggregate intrinsic value $ 20.4
$5.38 to $7.09
  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit $ 5.38
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit $ 7.09
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Beginning of Period [Abstract]  
Options outstanding 77,357
Options outstanding, weighted average remaining contractual life (in years) 1 month 6 days
Options outstanding, weighted average exercise price (dollars per share) $ 6.67
Options exercisable 77,357
Options exercisable, weighted average exercise price (dollars per share) $ 6.67
$7.10 to $9.93
  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit $ 7.10
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit $ 9.93
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Beginning of Period [Abstract]  
Options outstanding 327,900
Options outstanding, weighted average remaining contractual life (in years) 3 years 3 months 18 days
Options outstanding, weighted average exercise price (dollars per share) $ 8.90
Options exercisable 327,900
Options exercisable, weighted average exercise price (dollars per share) $ 8.90
$9.94 to $14.52
  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit $ 9.94
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit $ 14.52
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Beginning of Period [Abstract]  
Options outstanding 254,462
Options outstanding, weighted average remaining contractual life (in years) 4 years 6 months
Options outstanding, weighted average exercise price (dollars per share) $ 12.63
Options exercisable 254,462
Options exercisable, weighted average exercise price (dollars per share) $ 12.63
$14.53 to $16.12
  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit $ 14.53
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit $ 16.12
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Beginning of Period [Abstract]  
Options outstanding 11,050
Options outstanding, weighted average remaining contractual life (in years) 6 years 9 months 18 days
Options outstanding, weighted average exercise price (dollars per share) $ 16.11
Options exercisable 11,050
Options exercisable, weighted average exercise price (dollars per share) $ 16.11
$16.13 to $28.04
  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit $ 16.13
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit $ 28.04
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Beginning of Period [Abstract]  
Options outstanding 20,924
Options outstanding, weighted average remaining contractual life (in years) 7 years 6 months
Options outstanding, weighted average exercise price (dollars per share) $ 23.26
Options exercisable 20,924
Options exercisable, weighted average exercise price (dollars per share) $ 23.26
$28.05 to $53.99
  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit $ 28.05
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit $ 53.99
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Beginning of Period [Abstract]  
Options outstanding 26,562
Options outstanding, weighted average remaining contractual life (in years) 9 years
Options outstanding, weighted average exercise price (dollars per share) $ 39.93
Options exercisable 26,562
Options exercisable, weighted average exercise price (dollars per share) $ 39.93
$5.38 to $53.99
  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit $ 5.38
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit $ 53.99
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Beginning of Period [Abstract]  
Options outstanding 718,255
Options outstanding, weighted average remaining contractual life (in years) 3 years 9 months 18 days
Options outstanding, weighted average exercise price (dollars per share) $ 11.66
Options exercisable 718,255
Options exercisable, weighted average exercise price (dollars per share) $ 11.66