CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Related Party	Nonrelated Party	Warrants Issued, Debt Offering	Warrants Issued, Equity Offering	Series A Preferred Stock	Preferred Stock	Preferred Stock Series A Preferred Stock	Common Stock	Common Stock Related Party	Common Stock Nonrelated Party	Additional Paid-in Capital	Additional Paid-in Capital Related Party	Additional Paid-in Capital Nonrelated Party	Additional Paid-in Capital Warrants Issued, Debt Offering	Additional Paid-in Capital Warrants Issued, Equity Offering	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2021							0		99,976,253
Beginning balance at Dec. 31, 2021	$ 123,179						$ 0		$ 100			$ 218,762					$ (95,683)
Issuance of Series A Convertible Preferred Stock, net of issuance costs (in shares)								9,566
Convertible promissory notes converted to common stock						$ 9,273		$ 9,273
Warrant issuances in conjunction with equity offerings				$ 8,315	$ 5,700										$ 8,315	$ 5,700
Stock-based compensation expense	$ 1,568											1,568
Warrant exercise (in shares)	5,714,823								5,714,823
Warrant exercise	$ 58								$ 6			52
Modifications to embedded conversion feature of convertible promissory notes	1,592											1,592
Issuance of common stock, net of issuance costs (in shares)									39,801,895
Issuance of common stock, net of issuance costs	58,860								$ 39			58,821
Net loss	(90,791)																(90,791)
Ending balance (in shares) at Dec. 31, 2022							9,566		145,492,971
Ending balance at Dec. 31, 2022	117,754						$ 9,273		$ 145			294,810					(186,474)
Common stock reacquired in exchange for warrants (in shares)									(12,000,000)
Common stock reacquired in exchange for warrants	(12,491)								$ (12)			(12,479)
Warrant issuance in conjunction with debt modification	16,036											16,036
Issuance of Series A Convertible Preferred Stock, net of issuance costs (in shares)									11,762,956
Convertible promissory notes converted to common stock	4,705								$ 12			4,693
Warrant issuances in conjunction with equity offerings	$ 14,991											14,991
Warrant exercise (in shares)	2,740,587								25,871,539
Warrant exercise	$ 3,527								$ 27			3,500
Issuance of common stock, net of issuance costs (in shares)									99,136,670
Issuance of common stock, net of issuance costs	$ 132,542								$ 98			132,444
Common stock issued for share based liabilities due to related party & stock-based compensation expense and issuance of stock (in shares)										2,460,513	5,586,736
Common stock issued for share based liabilities due to related party & stock-based compensation expense and issuance of stock		$ 15,000	$ 5,859							$ 2	$ 5		$ 14,998	$ 5,854
Tax withholdings related to net share settlements of stock-based compensation awards (in shares)	(1,578,056)								(1,578,056)
Tax withholdings related to net share settlements of stock-based compensation awards	$ (2,013)											(2,013)
Net loss	(73,421)																(73,421)
Ending balance (in shares) at Dec. 31, 2023							9,566		276,733,329
Ending balance at Dec. 31, 2023	$ 222,489						$ 9,273		$ 277			$ 472,834					$ (259,895)