Stockholders' Equity (Details) - $ / shares shares in Thousands	12 Months Ended
Oct. 31, 2021	Oct. 31, 2020	Oct. 31, 2019
Share Repurchase Program
Number of shares purchased	7,421	15,952	6,619
Average price per share	$ 50.97	$ 39.75	$ 35.28
Remaining authorization at October 31	12,563	19,984	13,953

Number of shares that have been repurchased during the period and are being held in treasury.

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Balance Type:	na
Period Type:	duration