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Segment Information (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 31, 2018 USD ($) | Mar. 31, 2017 USD ($) | Mar. 31, 2018 USD ($) segment | Mar. 31, 2017 USD ($)
Segment Reporting Information [Line Items] |  |  |  |
Number of Reportable Segments | segment |  |  | 2 |
Revenues | $ 54,791 | $ 45,615 | $ 99,988 | $ 90,790
Operating (loss) income | 503 | 1,512 | (1,620) | 3,934
Depreciation and amortization | 3,288 | 1,389 | 5,693 | 2,390
IoT Products & Services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 49,825 | 43,873 | 90,705 | 88,809
Operating (loss) income | 4,689 | 2,710 | 5,953 | 5,797
Depreciation and amortization | 1,729 | 953 | 2,578 | 1,800
IoT Solutions |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 4,966 | 1,742 | 9,283 | 1,981
Operating (loss) income | (4,186) | (1,198) | (7,573) | (1,863)
Depreciation and amortization | $ 1,559 | $ 436 | $ 3,115 | $ 590

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