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Stock Compensation (Tables) | 6 Months Ended
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Apr. 30, 2017
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 April 30, |  | Six Months Ended April 30,
| 2017 |  | 2016 |  | 2017 |  | 2016
| (in thousands)
Cost of products | $ | 2,813 |  |  | $ | 2,608 |  |  | $ | 5,812 |  |  | $ | 5,204 |
Cost of maintenance and service | 947 |  |  | 563 |  |  | 1,808 |  |  | 1,142 |
Research and development expense | 12,568 |  |  | 11,838 |  |  | 25,452 |  |  | 23,423 |
Sales and marketing expense | 4,807 |  |  | 4,741 |  |  | 9,936 |  |  | 9,442 |
General and administrative expense | 4,427 |  |  | 3,709 |  |  | 8,388 |  |  | 7,261 |
Stock compensation expense before taxes | 25,562 |  |  | 23,459 |  |  | 51,396 |  |  | 46,472 |
Income tax benefit | (7,065 | ) |  | (6,135 | ) |  | (14,206 | ) |  | (12,152 | )
Stock compensation expense after taxes | $ | 18,497 |  |  | $ | 17,324 |  |  | $ | 37,190 |  |  | $ | 34,320 |
Schedule of Intrinsic Value of Equity Awards Exercised | The intrinsic values of equity awards exercised during the periods are as follows:
| Three Months Ended April 30, |  | Six Months Ended April 30,
| 2017 |  | 2016 |  | 2017 |  | 2016
| (in thousands)
Intrinsic value of awards exercised | $ | 22,369 |  |  | $ | 7,224 |  |  | $ | 28,656 |  |  | $ | 8,498 |

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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=6415400&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=6415400&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=6415400&loc=d3e5070-113901 + Details
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