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Income Taxes - Significant Components of Company's Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Effective Income Tax Rate Reconciliation, Amount [Abstract]
Tax computed at the federal statutory rate	$ (8,703)	$ (8,128)
State tax, net of federal tax benefit	(645)	(518)
Permanent items	(2)	32,369
Stock based compensation	902	553
Research and development credits	(515)	(319)
Other	(126)	(1)
Valuation allowance increase (decrease)	9,089	(23,956)
Provision for income taxes	$ 0	$ 0
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Tax computed at the federal statutory rate	21.00%	21.00%
State tax, net of federal tax benefit	2.00%	1.00%
Permanent items	0.00%	(84.00%)
Stock based compensation	(2.00%)	(1.00%)
Research and development credits	1.00%	1.00%
Other	0.00%	0.00%
Valuation allowance increase (decrease)	(22.00%)	62.00%
Provision for income taxes	0.00%	0.00%

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