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Stockholders' Equity, Comprehensive Income and Share-Based Compensation - Restricted Stock Units, Restricted Stock, Performance Shares and Performance Units (Details) - Restricted Stock Units, Restricted Stock, Performance Shares and Performance Units
shares in Millions
3 Months Ended
Jan. 31, 2021
$ / shares
shares
Restricted stock units, restricted stock, performance shares and performance units  
Beginning balance (in shares) | shares 15
Granted (in shares) | shares 4
Vested (in shares) | shares (5)
Canceled (in shares) | shares 0
Ending balance (in shares) | shares 14
Weighted Average Grant Date Fair Value  
Beginning of period (in dollars per share) | $ / shares $ 45.36
Granted (in dollars per share) | $ / shares 87.16
Vested (in dollars per share) | $ / shares 42.52
Canceled (in dollars per share) | $ / shares 51.86
Ending balance (in dollars per share) | $ / shares $ 59.50