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Goodwill and Intangible Assets - Summary of Changes to Goodwill (Detail) $ in Thousands | 6 Months Ended
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Mar. 31, 2018 USD ($)
Goodwill [Roll Forward] |
Balance at September 30, 2017 | $ 804,414
Foreign currency translation adjustment | 8,693
Balance at March 31, 2018 | 813,107
Applications |
Goodwill [Roll Forward] |
Balance at September 30, 2017 | 588,288
Foreign currency translation adjustment | 7,959
Balance at March 31, 2018 | 596,247
Scores |
Goodwill [Roll Forward] |
Balance at September 30, 2017 | 146,648
Foreign currency translation adjustment | 0
Balance at March 31, 2018 | 146,648
Decision Management Software |
Goodwill [Roll Forward] |
Balance at September 30, 2017 | 69,478
Foreign currency translation adjustment | 734
Balance at March 31, 2018 | $ 70,212

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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (a) -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 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=77989000&loc=SL49117168-202975 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 + Details
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