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Stock-Based Benefit Plans (Tables) | 6 Months Ended
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Apr. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Stock-based compensation expense and income tax benefit recognized | Information regarding the amount of total stock-based compensation expense and tax benefit recognized by us, for the periods indicated, is as follows (amounts in thousands):
| Six months ended April 30, |  | Three months ended April 30,
| 2018 |  | 2017 |  | 2018 |  | 2017
Total stock-based compensation expense recognized | $ | 15,347 |  |  | $ | 15,585 |  |  | $ | 6,458 |  |  | $ | 6,256 |
Income tax benefit recognized | $ | 4,359 |  |  | $ | 6,094 |  |  | $ | 1,843 |  |  | $ | 2,441 |

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- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 + Details
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