Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share Earnings Per Share (Narrative) (Details)

v3.5.0.2
Earnings Per Share Earnings Per Share (Narrative) (Details) - shares
shares in Millions
9 Months Ended
Oct. 29, 2016
Oct. 31, 2015
Stock Options [Member]    
Stock options and restricted stock units outstanding, not included in computation of diluted earnings per share 15.7 6.2
Restricted Stock Units [Member]    
Stock options and restricted stock units outstanding, not included in computation of diluted earnings per share 0.7 0.7