Stock-Based Compensation - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Jan. 31, 2019
Stock-based Compensation
Shares reserved for issuance (in shares)	1,334,017		1,334,017		2,000,000
Stock-based compensation expense	$ 250	$ 598	$ 743	$ 1,774
Remaining stock-based compensation expense for unvested stock options	282		282
Remaining stock-based compensation expense for unvested restricted stock units	$ 39		$ 39
Restricted Stock Units (RSUs)
Stock-based Compensation
Vesting period (in years)			3 years
Cost not yet recognized, period for recognition (in years)			7 months 6 days
Share-based Payment Arrangement, Option
Stock-based Compensation
Vesting period (in years)			3 years
Cost not yet recognized, period for recognition (in years)			1 year
Maximum
Stock-based Compensation
Award term (in years)			10 years
Incentive Stock Optionee, Stock Ownership Greater than Ten Percent of Voting Power
Stock-based Compensation
Minimum exercise price to fair market value of common stock at the date of grant (as a percent)	110.00%		110.00%
Incentive Stock Optionee, Stock Ownership Greater than Ten Percent of Voting Power | Maximum
Stock-based Compensation
Award term (in years)			5 years