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Fair Value Measurements - Additional Information (Details) - USD ($) |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jun. 01, 2020 | Sep. 30, 2021 | Mar. 31, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Liabilities: |  |  |  |  |
Transfers of assets measured on a recurring basis out of Level 1 into Level 2 |  | $ 0 |  | $ 0 |
Transfers of assets measured on a recurring basis out of Level 2 into Level 1 |  | 0 |  | 0 |
Transfers of assets measured on a recurring basis into Level 3 |  | 0 |  | 0 |
Transfers of assets measured on a recurring basis out Level 3 |  | $ 0 |  | $ 0 |
Debt instrument, variable interest rate duration between resets |  |  |  | 90 days |
Goodwill impairment |  |  | $ 17,674,000 | $ 0 | $ 17,674,000
Crawford Compliance Inc [Member] |  |  |  |  |
Liabilities: |  |  |  |  |
Variable interest entity, ownership percentage | 51.00% |  |  |  |

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