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Segment Information and Sales to Significant Customers (Tables) | 12 Months Ended
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Sep. 30, 2018
Segment Reporting [Abstract] |
Summary of Revenue by Geographic Area | The following is a summary of revenue and long-lived assets by geographic area. Revenue is attributed to geographic region based on the location of the customers.
|  | Year Ended September 30, |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Revenue |  |  |  |  |  |  |  |  |  |  |  |
North America (mainly United States) |  | $ | 2,550,234 |  |  | $ | 2,546,290 |  |  | $ | 2,381,122 |
Europe |  |  | 572,196 |  |  |  | 488,932 |  |  |  | 513,295 |
Rest of the world |  |  | 852,407 |  |  |  | 831,933 |  |  |  | 823,812 |
Total |  | $ | 3,974,837 |  |  | $ | 3,867,155 |  |  | $ | 3,718,229 |
Summary of Long-Lived Assets by Geographic Area |
|  | As of September 30, |
|  | 2018 |  |  | 2017 |
Long-lived Assets(1) |  |  |  |
Europe |  | $ | 187,884 |  |  | $ | 151,794 |
North America |  |  | 88,251 |  |  |  | 71,980 |
Rest of the world: |  |  |  |
Israel |  |  | 161,726 |  |  |  | 66,628 |
India |  |  | 37,239 |  |  |  | 43,118 |
Others |  |  | 21,485 |  |  |  | 22,165 |
Total |  | $ | 496,585 |  |  | $ | 355,685 |
(1) | Property and equipment, net.
Revenue and Customer Information | Total revenue consists of the following:
|  | Year Ended September 30, |
|  | 2018 |  |  | 2017 |  |  | 2016 |
amdocsONE solutions |  | $ | 3,930,186 |  |  | $ | 3,809,088 |  |  | $ | 3,629,698 |
Directory |  |  | 44,651 |  |  |  | 58,067 |  |  |  | 88,531 |
Total |  | $ | 3,974,837 |  |  | $ | 3,867,155 |  |  | $ | 3,718,229 |

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- Definition Tabular disclosure of equipment and leasehold improvements, by geographic areas located in the entity's country of domicile and foreign countries in which the entity holds assets. + References No definition available. + Details
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- Definition Tabular disclosure of revenue from external customers by geographic areas attributed to the entity's country of domicile and to foreign countries from which the entity derives revenue. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -Subparagraph a -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e9038-108599 + Details
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- Definition Tabular disclosure of entity-wide revenues from external customers for each product or service or each group of similar products or services if the information is not provided as part of the reportable operating segment information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 40 -URI http://asc.fasb.org/extlink&oid=115929826&loc=d3e9031-108599 + Details
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