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Segment Information Total Assets (Details) - USD ($) $ in Thousands | Jun. 30, 2017 | Sep. 30, 2016
--- | --- | ---
Segment Reporting, Asset Reconciling Item [Line Items] |  |  |
Assets |  | $ 343,702 | $ 336,166
M2M |  |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |  |
Assets |  | 184,460 | 184,917
Solutions |  |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |  |
Assets |  | 47,949 | 13,599
Unallocated |  |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |  |
Assets | [1] | $ 111,293 | $ 137,650
[1] | Unallocated consists of cash and cash equivalents, current marketable securities and long-term marketable securities.

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