Fair Value Measurements - Additional Information (Detail) - USD ($) |
3 Months Ended | 12 Months Ended |
---|---|---|
Mar. 31, 2023 |
Dec. 31, 2022 |
|
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
Marketable securities | $ 16,718,000 | $ 48,928,000 |
Interest-bearing cash equivalent consisted of money market fund | 99,800,000 | 77,200,000 |
Interest-bearing cash equivalent consisted of investment-grade U.S.Treasury securities | $ 0 | $ 5,000,000.0 |
Investment Instruments [Member] | Credit Concentration Risk [Member] | Money Market Funds [Member] | ||
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
Percentage of concentration risk | 100.00% | 93.90% |
Investment Instruments [Member] | Credit Concentration Risk [Member] | US Treasury Securities [Member] | ||
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | ||
Percentage of concentration risk | 6.10% |