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Financial Instruments and Risk - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
Schedule Of Equity Method Investments [Line Items] |  |
Cash | $ 1,800 |
Cash equivalents | $ 22,756 | $ 41,859
Average days to maturity of Company's portfolio of cash equivalents and marketable securities | 0 days |
Maximum [Member] |  |
Schedule Of Equity Method Investments [Line Items] |  |
Maturity period of securities | 1 year |

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