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Segment Information and Major Customers Goodwill by Segment (Details) - USD ($) $ in Thousands | Sep. 30, 2018 | Jun. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2016
--- | --- | --- | --- | ---
Segment Reporting, Other Significant Reconciling Item [Line Items] |  |  |  |
Goodwill | $ 154,535 |  | $ 131,995 | $ 109,448
IoT Products & Services |  |  |  |
Segment Reporting, Other Significant Reconciling Item [Line Items] |  |  |  |
Goodwill | 104,358 | $ 104,600 | 98,981 |
IoT Solutions |  |  |  |
Segment Reporting, Other Significant Reconciling Item [Line Items] |  |  |  |
Goodwill | $ 50,177 | $ 50,000 | $ 33,014 |

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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://fasb.org/us-gaap/role/ref/legacyRef -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 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266 + Details
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- Details
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