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Goodwill (Tables) | 12 Months Ended
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Jul. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of change in carrying amount of goodwill | The change in the carrying amount of goodwill was as follows:
|  | July 31,
(In thousands) |  | 2017 |  | 2016
Beginning balance |  | $ | 260,198 |  |  | $ | 271,850 |
Goodwill recorded during the period |  | 79,256 |  |  | — |
Effect of foreign currency exchange rates |  | 789 |  |  | (11,652 | )
Ending balance |  | $ | 340,243 |  |  | $ | 260,198 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13854-109267 + Details
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