Stock-Based Compensation - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended		9 Months Ended
	Jun. 20, 2023	Apr. 22, 2021	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Sep. 10, 2019	Dec. 29, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock reserved for issuance (in shares)			71,409,000		71,409,000
Closing price of the Company's common stock (in dollars per share)			$ 1.25		$ 1.25
Options granted (in shares)			0	0	671,000
Weighted average grant date fair value (in dollars per share)					$ 0.48	$ 2.88
Averages contractual term					10 years
Expected dividend yield (as a percent)					0.00%	0.00%
Unrecognized compensation cost, options			$ 1,600		$ 1,600
Proceeds from employee stock purchases					$ 98	$ 107
Stock options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average recognition period					2 years
Restricted stock units ("RSUs")
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average grant date fair value (in dollars per share)					$ 0.52
Weighted average recognition period					2 years
Unrecognized compensation cost			$ 700		$ 700
RSUs vested (in shares)					0
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Average vesting term					6 years
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Average vesting term					4 years
2017 Equity Incentive Plan | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock authorized for issuance (in shares)								22,000
2023 Amended and Restated Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock authorized for issuance (in shares)							6,036,000
Increase in number of shares authorized (in shares)	3,000,000
Shares of common stock reserved for issuance (in shares)			3,298,000		3,298,000
2021 ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock authorized for issuance (in shares)		300,000
2021 ESPP | Employee Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock reserved for issuance (in shares)			79,604		79,604
Cash earnings contributed per year		20.00%
Purchase price of common stock		85.00%
Offering period		6 months
Shares purchased for award					103,853
Proceeds from employee stock purchases					$ 100