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Fair Value Measurements - Additional Information (Details) - USD ($) | Sep. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Related receivables | $ 31,691,000 | $ 34,325,000
Fair Value Measurements Recurring | Level 3 | Maximum |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Earnout liability | 31,400,000 |
Forward Contracts |  |
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] |  |
Payable | $ 470,000 | $ 514,000

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