Fair Value Measurements (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	$ 77,143	$ 65,752
Commercial paper
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	7,383	3,639
U.S. government agency bonds
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	10,684	13,971
U.S. government securities
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	2,472	983
Recurring
Liabilities that are measured at fair value on a recurring basis
Assets, fair value	136,543	125,552
Recurring \| Level 1
Liabilities that are measured at fair value on a recurring basis
Assets, fair value	36,617	34,672
Recurring \| Level 2
Liabilities that are measured at fair value on a recurring basis
Assets, fair value	99,926	90,880
Recurring \| Level 3
Liabilities that are measured at fair value on a recurring basis
Assets, fair value	0	0
Recurring \| Commercial paper
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	8,873	4,876
Recurring \| Commercial paper \| Cash and cash equivalents
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	1,500	1,200
Recurring \| Commercial paper \| Level 1
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	0	0
Recurring \| Commercial paper \| Level 2
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	8,873	4,876
Recurring \| Commercial paper \| Level 3
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	0	0
Recurring \| Corporate notes
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	56,606	47,159
Recurring \| Corporate notes \| Level 1
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	0	0
Recurring \| Corporate notes \| Level 2
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	56,606	47,159
Recurring \| Corporate notes \| Level 3
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	0	0
Recurring \| U.S. government agency bonds
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	10,684	13,971
Recurring \| U.S. government agency bonds \| Level 1
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	0	0
Recurring \| U.S. government agency bonds \| Level 2
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	10,684	13,971
Recurring \| U.S. government agency bonds \| Level 3
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	0	0
Recurring \| U.S. government securities
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	23,763	24,874
Recurring \| U.S. government securities \| Cash and cash equivalents
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	21,300	23,900
Recurring \| U.S. government securities \| Level 1
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	0	0
Recurring \| U.S. government securities \| Level 2
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	23,763	24,874
Recurring \| U.S. government securities \| Level 3
Liabilities that are measured at fair value on a recurring basis
Debt securities, fair value	0	0
Recurring \| Money market funds
Liabilities that are measured at fair value on a recurring basis
Money market funds	36,617	34,672
Recurring \| Money market funds \| Level 1
Liabilities that are measured at fair value on a recurring basis
Money market funds	36,617	34,672
Recurring \| Money market funds \| Level 2
Liabilities that are measured at fair value on a recurring basis
Money market funds	0	0
Recurring \| Money market funds \| Level 3
Liabilities that are measured at fair value on a recurring basis
Money market funds	$ 0	$ 0

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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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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