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Fair Value of Company's Contingent Consideration by Valuation Hierarchy (Details) - Fair Value, Measurements, Recurring - USD ($) $ in Thousands | Dec. 31, 2020 | Sep. 30, 2020
--- | --- | ---
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Contingent consideration - current portion | $ (7,955) |
Non-current contingent consideration | (2,310) | $ (10,962)
Total | (10,265) |
Significant Unobservable (Level 3) |  |
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] |  |
Contingent consideration - current portion | (7,955) |
Non-current contingent consideration | (2,310) | $ (10,962)
Total | $ (10,265) |

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- Definition Noncurrent contingent consideration. + References No definition available. + Details
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- Definition Fair value of contingent consideration in a business combination that is classified in shareholders' equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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