XML 37 R24.htm IDEA: XBRL DOCUMENT v3.8.0.1
Basic And Diluted Weighted Average Common Shares (Reconciliation Of Basic to Diluted Weighted Average Common Shares) (Details) - shares
shares in Millions
3 Months Ended 9 Months Ended
Oct. 29, 2017
Oct. 30, 2016
Oct. 29, 2017
Oct. 30, 2016
Reconciliation of Basic to Diluted Weighted Average Common Shares:        
Basic Weighted Average Common Shares 1,168 1,224 1,184 1,236
Effect of potentially dilutive securities 6 5 6 6
Diluted Weighted Average Common Shares 1,174 1,229 1,190 1,242