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CONSOLIDATED BALANCE SHEET (Parenthetical)
shares in Millions
Oct. 31, 2021
$ / shares
shares
Stockholders' equity:  
Preferred stock, par value (in dollars per share) | $ / shares $ 0.01
Preferred stock, shares authorized (in shares) 100.0
Common stock, par value (in dollars per share) | $ / shares $ 0.01
Common stock, shares authorized (in shares) 1,000.0
Common stock, shares issued (in shares) 197.0
Treasury Stock, Common, Shares 15.1