Annual report pursuant to Section 13 and 15(d)

Share-based Awards - Restricted Stock Units Activity (Detail)

v3.7.0.1
Share-based Awards - Restricted Stock Units Activity (Detail) - $ / shares
shares in Thousands
 12 Months Ended
Jan. 28, 2017
Jan. 30, 2016
Jan. 31, 2015
Restricted Stock [Member]      
Schedule Of Restricted Stock Activity [Line Items]      
Restricted stock number of units outstanding, Beginning of year 144 151 162
Restricted stock number of units outstanding, Granted 55 60 71
Restricted stock number of units outstanding, Vested (46) (47) (52)
Restricted stock number of units outstanding, Forfeited (11) (20) (30)
Restricted stock number of units outstanding, End of year 142 144 151
Restricted stock number of units outstanding, Expected to vest 131 132 140
Restricted stock units outstanding weighted-average exercise price, Beginning of year $ 116.42 $ 91.74 $ 87.54
Restricted stock units outstanding weighted-average exercise price, Granted 203.40 154.77 97.73
Restricted stock units outstanding Weighted-average Exercise Price, Vested 98.06 102.36 91.91
Restricted stock units outstanding weighted-average exercise price, Forfeited 138.25 96.11 82.91
Restricted stock units outstanding weighted- average exercise price, End of year 154.71 116.42 91.74
Restricted stock units outstanding weighted-average exercise price, Expected to vest $ 154.71 $ 116.42 $ 91.74
Performance Based Restricted Stock Units [Member]      
Schedule Of Restricted Stock Activity [Line Items]      
Restricted stock number of units outstanding, Beginning of year 20    
Restricted stock number of units outstanding, Granted 24 22  
Restricted stock number of units outstanding, Forfeited (3) (2)  
Restricted stock number of units outstanding, End of year 41 20  
Restricted stock number of units outstanding, Expected to vest 38 19  
Restricted stock units outstanding weighted-average exercise price, Beginning of year $ 151.20    
Restricted stock units outstanding weighted-average exercise price, Granted 191.76 $ 151.20  
Restricted stock units outstanding weighted-average exercise price, Forfeited 167.71 151.20  
Restricted stock units outstanding weighted- average exercise price, End of year 173.47 151.20  
Restricted stock units outstanding weighted-average exercise price, Expected to vest $ 173.47 $ 151.20