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Intangible Assets - Narrative (Details) - USD ($) | 12 Months Ended
--- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2017
Intangible Assets |  |  |
Gross Carrying Amount | $ 8,076,000 | $ 8,069,000 |
Accumulated Amortization | (2,033,000) | (703,000) |
Net Carrying Amount | 6,043,000 | 7,366,000 |
Amortization expense | 1,300,000 | 400,000 | $ 1,000,000.0
Write off of intangible asset | $ 0 | 0 |
Contract intangibles |  |  |
Intangible Assets |  |  |
Useful Life (in years) | 6 years |  |
Gross Carrying Amount | $ 3,100,000 | 3,100,000 |
Accumulated Amortization | (646,000) | (129,000) |
Net Carrying Amount | $ 2,454,000 | $ 2,971,000 |
Write off of intangible asset |  |  | $ 1,300,000
Contract intangibles | Weighted Average |  |  |
Intangible Assets |  |  |
Useful Life (in years) |  | 6 years |
Brand and technology |  |  |
Intangible Assets |  |  |
Useful Life (in years) | 5 years |  |
Gross Carrying Amount | $ 2,700,000 | $ 2,700,000 |
Accumulated Amortization | (675,000) | (135,000) |
Net Carrying Amount | 2,025,000 | $ 2,565,000 |
Brand and technology | Weighted Average |  |  |
Intangible Assets |  |  |
Useful Life (in years) |  | 5 years |
Patent and trademarks |  |  |
Intangible Assets |  |  |
Gross Carrying Amount | 2,276,000 | $ 2,269,000 |
Accumulated Amortization | (712,000) | (439,000) |
Net Carrying Amount | $ 1,564,000 | $ 1,830,000 |
Patent and trademarks | Minimum |  |  |
Intangible Assets |  |  |
Useful Life (in years) | 7 years |  |
Patent and trademarks | Maximum |  |  |
Intangible Assets |  |  |
Useful Life (in years) | 10 years |  |
Patent and trademarks | Weighted Average |  |  |
Intangible Assets |  |  |
Useful Life (in years) |  | 7 years 9 months 18 days |

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 + Details
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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/disclosureRef -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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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 Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 3 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16373-109275 + Details
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- Definition Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph ((a)(1),(b)) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274 + Details
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