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Software - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Acquired and Software for Internal Use |  |  |  |
Finite Lived Intangible Assets [Line Items] |  |  |  |
Amortization expense | $ 0.2 | $ 0.1 | $ 0.6 | $ 0.3
Acquired and Software for Internal Use | Minimum |  |  |  |
Finite Lived Intangible Assets [Line Items] |  |  |  |
Useful life |  |  | 3 years |
Acquired and Software for Internal Use | Maximum |  |  |  |
Finite Lived Intangible Assets [Line Items] |  |  |  |
Useful life |  |  | 7 years |
Software Marketed for External Sale |  |  |  |
Finite Lived Intangible Assets [Line Items] |  |  |  |
Useful life |  |  | 3 years |
Amortization expense | $ 0.2 | $ 0.2 | $ 0.5 | $ 0.4

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- Definition Amount of expense for amortization of capitalized computer software costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128487-111756 + 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 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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- Details
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- Details
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