Fair Value Measurements - Summary of Assets Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Assets:
Marketable securities:	$ 3,997	$ 13,998
Liabilities:
Warrant liabilities	6,908	25,423
Corporate bonds
Assets:
Marketable securities:		2,006
Commercial paper
Assets:
Marketable securities:	3,997	11,992
Recurring
Assets:
Total assets	80,619	80,561
Liabilities:
Warrant liabilities	6,908	25,423
Total liabilities	6,908	25,423
Recurring | Level 1
Assets:
Total assets	76,622	66,563
Liabilities:
Warrant liabilities	0	0
Total liabilities	0	0
Recurring | Level 2
Assets:
Total assets	3,997	13,998
Liabilities:
Warrant liabilities	0	0
Total liabilities	0	0
Recurring | Level 3
Assets:
Total assets	0	0
Liabilities:
Warrant liabilities	6,908	25,423
Total liabilities	6,908	25,423
Recurring | Corporate bonds
Assets:
Marketable securities:		2,006
Recurring | Corporate bonds | Level 1
Assets:
Marketable securities:		0
Recurring | Corporate bonds | Level 2
Assets:
Marketable securities:		2,006
Recurring | Corporate bonds | Level 3
Assets:
Marketable securities:		0
Recurring | Commercial paper
Assets:
Marketable securities:	3,997	11,992
Recurring | Commercial paper | Level 1
Assets:
Marketable securities:	0	0
Recurring | Commercial paper | Level 2
Assets:
Marketable securities:	3,997	11,992
Recurring | Commercial paper | Level 3
Assets:
Marketable securities:	0	0
Recurring | Money market funds (included in cash equivalents)
Assets:
Money market funds (included in cash equivalents)	76,622	66,563
Recurring | Money market funds (included in cash equivalents) | Level 1
Assets:
Money market funds (included in cash equivalents)	76,622	66,563
Recurring | Money market funds (included in cash equivalents) | Level 2
Assets:
Money market funds (included in cash equivalents)	0	0
Recurring | Money market funds (included in cash equivalents) | Level 3
Assets:
Money market funds (included in cash equivalents)	$ 0	$ 0