Stockholders' Equity (Deficit) - March 2024 Securities Purchase Agreement (Details) - USD ($) $ / shares in Units, $ in Thousands					3 Months Ended	9 Months Ended
	Sep. 15, 2024	Mar. 04, 2024	Jan. 12, 2024	Feb. 27, 2023	Sep. 30, 2024	Sep. 30, 2024	Sep. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price (in dollars per share)			$ 0.96
Warrants and rights outstanding, term (in years)		5 years	5 years		5 years	5 years
Aggregate cost	$ 2,800	$ 4,000	$ 4,000	$ 10,000
Agent fees and other offering costs	300	500	400			$ 1,137	$ 1,135
Proceeds from issuance of warrants	$ 2,400	$ 3,500	$ 3,600
Issuance of pre-funded warrants and warrants in private placement, net of issuance costs					$ 2,443
March Pre-Funded Warrants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of warrants exercised on net basis (in shares)		3,304,280
Exercise price (in dollars per share)		$ 0.00001
Issuance of pre-funded warrants and warrants in private placement, net of issuance costs		$ 100
March Warrants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of warrants exercised on net basis (in shares)		4,624,280
Exercise price (in dollars per share)		$ 0.74
Warrants and rights outstanding, term (in years)		5 years
January Warrants
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of warrants exercised on net basis (in shares)			3,687,000
Warrants and rights outstanding, term (in years)			5 years
Common Class A
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares sold (in shares)		1,320,000	900,000
Purchase price (in dollars per share)	$ 0.55	$ 0.87	$ 1.09
Number of warrants exercised on net basis (in shares)	10,000,000
Exercise price (in dollars per share)					$ 575.00	$ 575.00