v3.24.1.1.u2
Stockholders' Equity - Schedule of Restricted Stock Activity (Details)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended
Apr. 30, 2024
USD ($)
$ / shares
shares
Restricted stock  
Restricted Stock Outstanding  
Beginning balance (in shares) 28
Granted (in shares) 10
Canceled (in shares) (1)
Vested and converted to shares (in shares) (5)
Ending balance (in shares) 33
Expected to vest (in shares) 27
Restricted Stock Outstanding, Weighted-Average Exercise Price  
Beginning balance (in dollars per share) | $ / shares $ 202.95
Granted (in dollars per share) | $ / shares 306.39
Canceled (in dollars per share) | $ / shares 208.02
Vested and converted to shares (in dollars per share) | $ / shares 197.41
Ending balance (in dollars per share) | $ / shares $ 239.08
Restricted Stock Outstanding, Aggregate Intrinsic Value  
Aggregate Intrinsic Value, Outstanding | $ $ 8,801
Aggregate Intrinsic Value, Expected to vest | $ $ 7,367
Performance shares  
Restricted Stock Outstanding  
Granted (in shares) 1
Restricted Stock Outstanding, Weighted-Average Exercise Price  
Granted (in dollars per share) | $ / shares $ 290.64