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v3.22.0.1

Subsequent Events - Additional Information (Detail) - USD ($) |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Mar. 09, 2022 | Dec. 17, 2020 | Feb. 13, 2019 | Mar. 31, 2022 | Mar. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2020
Subsequent Event [Line Items] |  |  |  |  |  |  |
Gain (loss) on extinguishment of debt |  |  |  |  |  | $ 2,065,000 | $ (905,000)
Senior Secured Term Loan [Member] | CRG Servicing LLC [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Senior secured facility |  |  | $ 60,000,000 |  |  |  |
Proceed from senior secured facility |  |  |  |  | $ 0 |  |
Maturity date |  |  | Dec. 31, 2023 |  |  |  |
Repayment of senior secured term loan |  | $ 13,800,000 |  |  |  |  |
Payment of exit fee upon repayment of secured term loan |  | 828,000 |  |  |  |  |
Exit fee percentage payable upon repayment of the total secured term loan |  |  | 6.00% |  |  |  |
Payment of accrued and unpaid interest through the date of the secured term loan refinancing |  | $ 378,000 |  |  |  |  |
Gain (loss) on extinguishment of debt |  |  |  |  |  |  | $ (905,000)
Senior Secured Term Loan [Member] | CRG Servicing LLC [Member] | Forecast |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Gain (loss) on extinguishment of debt |  |  |  | $ (1,500,000) |  |  |
Senior Secured Term Loan [Member] | Subsequent Event [Member] | Silicon Valley Bank [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Senior secured facility | $ 30,000,000 |  |  |  |  |  |
Proceed from senior secured facility | $ 30,000,000 |  |  |  |  |  |
Maturity date | Jan. 01, 2027 |  |  |  |  |  |
Debt instrument effective rate | 5.50% |  |  |  |  |  |
Senior Secured Term Loan [Member] | Subsequent Event [Member] | Silicon Valley Bank [Member] | Prime Rate Plus [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Revolving line bears interest rate | 2.25% |  |  |  |  |  |
Senior Secured Term Loan [Member] | Subsequent Event [Member] | CRG Servicing LLC [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Upfront cash payment | $ 41,400,000 |  |  |  |  |  |
Repayment of senior secured term loan | 38,200,000 |  |  |  |  |  |
Payment of exit fee upon repayment of secured term loan | $ 2,300,000 |  |  |  |  |  |
Exit fee percentage payable upon repayment of the total secured term loan | 6.00% |  |  |  |  |  |
Payment of accrued and unpaid interest through the date of the secured term loan refinancing | $ 900,000 |  |  |  |  |  |
Senior Secured Revolving Credit Facility [Member] | Subsequent Event [Member] | Silicon Valley Bank [Member] |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |
Senior secured facility | $ 15,000,000.0 |  |  |  |  |  |
Percentage of accounts receivable eligible for maximum amount borrowing | 80.00% |  |  |  |  |  |
Unused commitment fee | 0.25% |  |  |  |  |  |
Proceed from senior secured facility | $ 11,500,000 |  |  |  |  |  |

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