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Stock Compensation (Tables) | 9 Months Ended
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Jul. 31, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Stock Compensation Arrangements | The compensation cost recognized in the unaudited condensed consolidated statements of operations for the Company’s stock compensation arrangements was as follows:
| Three Months Ended July 31, |  | Nine Months Ended July 31,
| 2018 |  | 2017 |  | 2018 |  | 2017
| (in thousands)
Cost of products | $ | 3,820 |  |  | $ | 3,358 |  |  | $ | 10,663 |  |  | $ | 9,170 |
Cost of maintenance and service | 1,442 |  |  | 1,073 |  |  | 3,979 |  |  | 2,881 |
Research and development expense | 18,412 |  |  | 13,617 |  |  | 48,958 |  |  | 39,069 |
Sales and marketing expense | 7,317 |  |  | 5,494 |  |  | 20,813 |  |  | 15,430 |
General and administrative expense | 6,261 |  |  | 4,759 |  |  | 18,127 |  |  | 13,147 |
Stock compensation expense before taxes | 37,252 |  |  | 28,301 |  |  | 102,540 |  |  | 79,697 |
Income tax benefit | (7,111 | ) |  | (8,086 | ) |  | (19,574 | ) |  | (22,769 | )
Stock compensation expense after taxes | $ | 30,141 |  |  | $ | 20,215 |  |  | $ | 82,966 |  |  | $ | 56,928 |
Schedule of Intrinsic Value of Equity Awards Exercised | The intrinsic values of equity awards exercised during the periods are as follows:
| Three Months Ended July 31, |  | Nine Months Ended July 31,
| 2018 |  | 2017 |  | 2018 |  | 2017
| (in thousands)
Intrinsic value of awards exercised | $ | 19,283 |  |  | $ | 20,688 |  |  | $ | 50,075 |  |  | $ | 49,344 |

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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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- Definition Tabular disclosure of the total intrinsic value of options exercised (or share units converted), share-based liabilities paid, and the total fair value of shares vested during the year. + 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 (d)(2) -URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901 + Details
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