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Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2017
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 7,378 | $ 7,403
Accumulated Amortization | (3,278) | (3,908)
Net Carrying Amount | 4,100 | 3,495
Customer lists |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 2,432 | 2,471
Accumulated Amortization | (1,164) | (1,521)
Net Carrying Amount | $ 1,268 | 950
Customer lists | Minimum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful Life | 6 years |
Customer lists | Maximum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful Life | 10 years |
Technology |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 3,214 | 3,386
Accumulated Amortization | (1,678) | (2,024)
Net Carrying Amount | $ 1,536 | 1,362
Technology | Minimum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful Life | 5 years |
Technology | Maximum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful Life | 10 years |
Trade names |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 1,455 | 1,468
Accumulated Amortization | (219) | (285)
Net Carrying Amount | $ 1,236 | 1,183
Trade names | Minimum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful Life | 10 years |
Trade names | Maximum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful Life | 15 years |
Other |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 277 | 78
Accumulated Amortization | (217) | (78)
Net Carrying Amount | $ 60 | $ 0
Other | Minimum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful Life | 2 years |
Other | Maximum |  |
Finite-Lived Intangible Assets [Line Items] |  |
Useful Life | 10 years |

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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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