| Fair Value Measurement - Additional Information (Details) | Sep. 30, 2020  USD ($) | Dec. 31, 2019  USD ($) | 
|---|---|---|
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||
| Probability of low case scenario, percentage | 50.00% | |
| Probability of base case scenario, percentage | 50.00% | |
| Fair Value, Measurements, Nonrecurring | ||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||
| Assets, fair value disclosure, nonrecurring | $ 0 | $ 0 | 
| Undisclosed Name of Acquiree 1 | Make-whole provisions | Measurement Input, Discount Rate | ||
| Fair Value Measurement Inputs and Valuation Techniques [Line Items] | ||
| Derivative liability, measurement input percentage | 0.18 | 
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- Definition Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Probability, Base Case No definition available. 
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- Definition Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Probability, Low No definition available. 
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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Value of input used to measure derivative liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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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. No definition available. 
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