XML 43 R30.htm IDEA: XBRL DOCUMENT v3.21.2
Stockholders' Equity - Schedule of Reconciliation of the Number of Shares of Common Stock and Dividends Per Share (Details) - $ / shares
shares in Millions
 3 Months Ended 9 Months Ended
Oct. 31, 2021
Nov. 01, 2020
Oct. 31, 2021
Nov. 01, 2020
Jan. 31, 2021
Common stock:          
Balance at beginning of period (in shares) 1,791 1,788 1,789 1,786  
Shares issued under employee stock plans (in shares) 0 0 2 2  
Balance at end of period (in shares) 1,791 1,788 1,791 1,788  
Treasury stock:          
Balance at beginning of period (in shares) (735) (712) (712) (709)  
Repurchases of common stock (in shares) (10) 0 (33) (3)  
Balance at end of period (in shares) (745) (712) (745) (712)  
Shares outstanding at end of period (in shares) 1,046 1,076 1,046 1,076 1,077
Cash dividends per share (in usd per share) $ 1.65 $ 1.50 $ 4.95 $ 4.50