Fair Value of Financial Assets and Liabilities - Summary of Fair Value Hierarchy for Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Warrant liability	$ 546	$ 0
Investments:
Investments		18,311
Fair Value, Measurements, Recurring [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Warrant liability	546
Equity, Fair Value Disclosure [Abstract]
Total liabilities	546
Investments:
Investments	81	82,831
Fair Value, Measurements, Recurring [Member] \| Money Market Funds [Member]
Cash Equivalents:
Cash Equivalents	81	47,863
Commercial Paper [Member]
Investments:
Investments		2,465
Commercial Paper [Member] \| Fair Value, Measurements, Recurring [Member]
Cash Equivalents:
Cash Equivalents	0	11,691
Investments:
Investments		2,465
Corporate Bonds [Member]
Investments:
Investments		2,957
Corporate Bonds [Member] \| Fair Value, Measurements, Recurring [Member]
Investments:
Investments		2,957
Certificate of Deposits [Member] \| Fair Value, Measurements, Recurring [Member]
Investments:
Investments		0
Government Securities [Member]
Investments:
Investments		12,889
Government Securities [Member] \| Fair Value, Measurements, Recurring [Member]
Cash Equivalents:
Cash Equivalents	0	4,966
Investments:
Investments		12,889
Level 1 [Member] \| Fair Value, Measurements, Recurring [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Warrant liability	0
Equity, Fair Value Disclosure [Abstract]
Total liabilities	0
Investments:
Investments	81	47,863
Level 1 [Member] \| Fair Value, Measurements, Recurring [Member] \| Money Market Funds [Member]
Cash Equivalents:
Cash Equivalents	81	47,863
Level 2 [Member] \| Fair Value, Measurements, Recurring [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Warrant liability	0
Equity, Fair Value Disclosure [Abstract]
Total liabilities	0
Investments:
Investments	0	34,968
Level 2 [Member] \| Commercial Paper [Member] \| Fair Value, Measurements, Recurring [Member]
Cash Equivalents:
Cash Equivalents	0	11,691
Investments:
Investments		2,465
Level 2 [Member] \| Corporate Bonds [Member] \| Fair Value, Measurements, Recurring [Member]
Investments:
Investments		2,957
Level 2 [Member] \| Certificate of Deposits [Member] \| Fair Value, Measurements, Recurring [Member]
Investments:
Investments		0
Level 2 [Member] \| Government Securities [Member] \| Fair Value, Measurements, Recurring [Member]
Cash Equivalents:
Cash Equivalents	0	4,966
Investments:
Investments		$ 12,889
Level 3 [Member] \| Fair Value, Measurements, Recurring [Member]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Warrant liability	546
Equity, Fair Value Disclosure [Abstract]
Total liabilities	$ 546

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Fair value of financial and nonfinancial obligations.

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