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Long-Term Debt - Term Loan Agreement - Additional Information (Detail) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Aug. 22, 2019
Debt Instrument [Line Items] |  |  |  |
Proceeds from Sales of Business, Affiliate and Productive Assets | $ 43,000,000.0 |  |  |
Term Loan Agreement |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Credit agreement date | Aug. 22, 2019 |  |  |
Credit facility, maximum borrowing capacity |  |  |  | $ 150,000,000
Maturity date | 2022-06 |  |  |
Term Loan Agreement | Subject To Customary Conditions |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Repayments of borrowings | $ 50,000,000 | $ 50,000,000 | $ 50,000,000 |
Term Loan, amount outstanding | $ 0 |  |  |

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