Stockholders' Equity (Details) - $ / shares shares in Thousands	3 Months Ended
Jan. 31, 2022	Jan. 31, 2021
Stock Repurchase Program [Abstract]
Number of shares purchased	3,013	4,027
Average price per share	$ 61.65	$ 44.54
Remaining authorization at January 31:	9,550	15,957

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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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Name:	us-gaap_TreasuryStockSharesAcquired
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration