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Segment Disclosure (Tables) | 9 Months Ended
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Jul. 31, 2019
Segment Reporting [Abstract] |
Schedule of Segment Reporting Information | Information by reportable segment was as follows:
| Three Months Ended July 31, |  | Nine Months Ended July 31,
| 2019 |  | 2018 |  | 2019 |  | 2018
| (in thousands)
Total Segments: |  |  |  |  |  |  |
Revenues | $ | 852,970 |  |  | $ | 779,714 |  |  | $ | 2,509,613 |  |  | $ | 2,325,976 |
Adjusted operating income | 216,581 |  |  | 167,847 |  |  | 627,369 |  |  | 553,909 |
Adjusted operating margin | 25 | % |  | 22 | % |  | 25 | % |  | 24 | %
Semiconductor & System Design: |  |  |  |  |  |  |
Revenues | $ | 769,411 |  |  | $ | 708,413 |  |  | $ | 2,260,372 |  |  | $ | 2,122,780 |
Adjusted operating income | 207,773 |  |  | 169,798 |  |  | 604,497 |  |  | 564,656 |
Adjusted operating margin | 27 | % |  | 24 | % |  | 27 | % |  | 27 | %
Software Integrity: |  |  |  |  |  |  |
Revenues | $ | 83,559 |  |  | $ | 71,301 |  |  | $ | 249,241 |  |  | $ | 203,196 |
Adjusted operating income | 8,808 |  |  | (1,951 | ) |  | 22,872 |  |  | (10,747 | )
Adjusted operating margin | 11 | % |  | (3 | )% |  | 9 | % |  | (5 | )%
Reconciliation of Operating Income From Segment Consolidation | The unallocated expenses managed at a consolidated level, including amortization of intangible assets, stock compensation and other operating expenses, are presented in the table below to provide a reconciliation of the total adjusted operating income from segments to the Company's consolidated operating income:
| Three Months Ended July 31, |  | Nine Months Ended July 31,
| 2019 |  | 2018 |  | 2019 |  | 2018
| (in thousands)
Total segment adjusted operating income | $ | 216,581 |  |  | $ | 167,847 |  |  | $ | 627,369 |  |  | $ | 553,909 |
Reconciling items: |  |  |  |  |  |  |
Amortization of intangible expense | (23,714 | ) |  | (30,805 | ) |  | (77,138 | ) |  | (90,538 | )
Stock-based compensation expense | (39,453 | ) |  | (37,252 | ) |  | (114,827 | ) |  | (102,540 | )
Other | (25,820 | ) |  | (35,822 | ) |  | (44,894 | ) |  | (62,131 | )
Total operating income | $ | 127,594 |  |  | $ | 63,968 |  |  | $ | 390,510 |  |  | $ | 298,700 |
Revenues Related to Operations by Geographic Areas | Revenues related to operations in the United States and other geographic areas were:
| Three Months Ended July 31, |  | Nine Months Ended July 31,
| 2019 |  | 2018 |  | 2019 |  | 2018
| (in thousands)
Revenue: |  |  |  |  |  |  |
United States | $ | 407,408 |  |  | $ | 365,414 |  |  | $ | 1,231,951 |  |  | $ | 1,126,624 |
Europe | 90,074 |  |  | 90,657 |  |  | 257,502 |  |  | 273,136 |
Japan | 65,709 |  |  | 71,981 |  |  | 203,486 |  |  | 210,805 |
Asia-Pacific and Other | 289,779 |  |  | 251,662 |  |  | 816,675 |  |  | 715,411 |
Consolidated | $ | 852,970 |  |  | $ | 779,714 |  |  | $ | 2,509,613 |  |  | $ | 2,325,976 |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=108376223&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8721-108599 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e8906-108599 + Details
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