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Summary of Significant Accounting Policies - Additional Information (Detail) $ in Thousands | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 31, 2022 USD ($) | Jun. 30, 2022 USD ($) | Sep. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) segment | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Jan. 01, 2022 USD ($) | Sep. 30, 2019 USD ($)
Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Number of operating segments | segment |  |  |  | 1 |  |  |  |
Foreign currency transaction gains (losses) | $ (1,379) | $ (3,405) | $ (5,958) | $ (3,558) | $ (943) | $ 1,755 |  |
Cash equivalents |  |  |  | 130,200 | 30,200 |  |  |
Restricted cash equivalent balance |  |  |  | 0 | 0 | 25,000 |  | $ 25,000
Personal loan |  |  |  |  |  | 50,000 |  | $ 50,000
Stock issuance costs |  |  |  |  | 5,636 |  |  |
Impairment of other equity security |  |  |  | 0 | 7,748 | 0 |  |
Advertising expense |  |  |  | 174,600 | 195,400 | 119,200 |  |
Operating lease assets | $ 5,292 | $ 6,961 | $ 11,796 | 11,148 | 0 |  | $ 5,700 |
Present value of lease liabilities |  |  |  | $ 11,275 |  |  | $ 5,900 |
Minimum |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Remaining Weighted average useful life (in years) |  |  |  | 2 years |  |  |  |
Maximum |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Remaining Weighted average useful life (in years) |  |  |  | 6 years |  |  |  |
Purchased and internally developed internal-use software |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Estimated useful life |  |  |  | 3 years |  |  |  |
Cost of revenue |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Filing fees |  |  |  | $ 74,100 | 79,800 | $ 64,500 |  |
Prepaid Expenses and Other Current Assets |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Deferred cost of revenue |  |  |  | $ 1,900 | $ 1,800 |  |  |
Outside United States | Revenue Benchmark | Geographic Concentration Risk |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Concentration risk percentage |  |  |  | 1.00% | 1.00% | 1.00% |  |
Outside United States | Property, Plant and Equipment | Geographic Concentration Risk |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |
Property plant and equipment percent |  |  |  | 1.00% | 1.00% |  |  |

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