Fair Value Measurements - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Assets:
Marketable Securities	$ 83,762	$ 97,288
Commercial paper
Assets:
Marketable Securities		26,631
U.S. Treasuries and agencies
Assets:
Marketable Securities		36,456
Fair Value, Recurring
Assets:
Total assets	83,762	97,288
Fair Value, Recurring | Commercial paper
Assets:
Marketable Securities	19,353	26,631
Fair Value, Recurring | U.S. Treasuries and agencies
Assets:
Marketable Securities	41,499	36,456
Fair Value, Recurring | Corporate debt securities
Assets:
Marketable Securities	6,951	6,900
Fair Value, Recurring | International goverment
Assets:
Marketable Securities		1,488
Fair Value, Recurring | Money market funds
Assets:
Cash Equivalents	15,459	25,313
Restricted Cash Equivalents	500	500
Level 1 | Fair Value, Recurring
Assets:
Total assets	57,458	62,269
Level 1 | Fair Value, Recurring | Commercial paper
Assets:
Marketable Securities	0	0
Level 1 | Fair Value, Recurring | U.S. Treasuries and agencies
Assets:
Marketable Securities	41,499	36,456
Level 1 | Fair Value, Recurring | Corporate debt securities
Assets:
Marketable Securities	0	0
Level 1 | Fair Value, Recurring | International goverment
Assets:
Marketable Securities		0
Level 1 | Fair Value, Recurring | Money market funds
Assets:
Cash Equivalents	15,459	25,313
Restricted Cash Equivalents	500	500
Level 2 | Fair Value, Recurring
Assets:
Total assets	26,304	35,019
Level 2 | Fair Value, Recurring | Commercial paper
Assets:
Marketable Securities	19,353	26,631
Level 2 | Fair Value, Recurring | U.S. Treasuries and agencies
Assets:
Marketable Securities	0	0
Level 2 | Fair Value, Recurring | Corporate debt securities
Assets:
Marketable Securities	6,951	6,900
Level 2 | Fair Value, Recurring | International goverment
Assets:
Marketable Securities		1,488
Level 2 | Fair Value, Recurring | Money market funds
Assets:
Cash Equivalents	0	0
Restricted Cash Equivalents	0	0
Level 3 | Fair Value, Recurring
Assets:
Total assets	0	0
Level 3 | Fair Value, Recurring | Commercial paper
Assets:
Marketable Securities	0	0
Level 3 | Fair Value, Recurring | U.S. Treasuries and agencies
Assets:
Marketable Securities	0	0
Level 3 | Fair Value, Recurring | Corporate debt securities
Assets:
Marketable Securities	0	0
Level 3 | Fair Value, Recurring | International goverment
Assets:
Marketable Securities		0
Level 3 | Fair Value, Recurring | Money market funds
Assets:
Cash Equivalents	0	0
Restricted Cash Equivalents	$ 0	$ 0