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Stock Repurchase Program and Cash Dividend (Details) - $ / shares shares in Thousands | 3 Months Ended | 9 Months Ended
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Jul. 31, 2019 | Jul. 31, 2018 | Jul. 31, 2019 | Jul. 31, 2018
Stock Repurchase Program [Abstract] |  |  |  |
Number of shares purchased | 3,979 | 3,653 | 4,767 | 9,874
Average price per share | $ 35.74 | $ 37.24 | $ 35.13 | $ 43.30
Remaining authorization at July 31: | 15,805 | 13,223 | 15,805 | 13,223

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- Definition Stock repurchase program. + References No definition available. + Details
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- Definition The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. + References No definition available. + Details
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- Definition Total cost of shares repurchased divided by the total number of shares repurchased. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
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