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Revenues - Additional Information (Detail) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Feb. 12, 2020 Customer | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($)
Disaggregation Of Revenue [Line Items] |  |  |
Deferred revenue |  | $ 176 | $ 1,572
Amortization of intangible assets |  | 8,100 | 2,920
Impairment charge within "amortization of intangible assets" |  | 1,465 | 411
Circle [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Number of customer contracts | Customer | 2 |  |
Deferred revenue |  | $ 100 | $ 1,500
Contract termination date |  | Apr. 15, 2021 |
Deferred revenue, recognized |  | $ 600 |
Amortization of intangible assets |  | 300 |
Impairment charge within "amortization of intangible assets" |  | 1,500 |
Finite lived intangible assets remaining amortization |  | 400 |
Circle [Member] | Selling and Marketing Expense [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Impairment charge within "amortization of intangible assets" |  | $ 1,500 |

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