CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Cumulative Effect, Period of Adoption, Adjustment	Related Party	Nonrelated Party	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	Accumulated Deficit	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment
Beginning balance (in shares) at Dec. 31, 2022					9,566
Beginning balance at Dec. 31, 2022	$ 117,754				$ 9,273	$ 145			$ 294,810			$ (186,474)
Beginning balance (in shares) at Dec. 31, 2022						145,492,971
Increase (Decrease) in Stockholders' Equity [Roll Forward]
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
Warrant offerings	14,991								14,991
Warrant exercise (in shares)						27,258,005
Warrant exercise	3,527					$ 27			3,500
Common stock offering, net of issuance costs (in shares)						54,663,601
Common stock offering, net of issuance costs	54,134					$ 55			54,079
Convertible promissory notes converted to common stock (in shares)						11,762,956
Convertible promissory notes converted to common stock	4,705					$ 12			4,693
Issuance of stock for stock-based compensation/liabilities (in shares)							2,460,513	3,084,780
Issuance of stock for stock-based compensation/liabilities			$ 15,000	$ 4,026			$ 2	$ 3		$ 14,998	$ 4,023
Tax withholdings related to net share settlements of stock-based compensation awards (in shares)						(500,494)
Tax withholdings related to net share settlements of stock-based compensation awards	(852)								(852)
Net loss	(62,896)											(62,896)
Ending balance (in shares) at Sep. 30, 2023					9,566
Ending balance at Sep. 30, 2023	153,934				$ 9,273	$ 232			393,799			(249,370)
Ending balance (in shares) at Sep. 30, 2023						232,222,332
Beginning balance (in shares) at Dec. 31, 2022					9,566
Beginning balance at Dec. 31, 2022	$ 117,754				$ 9,273	$ 145			294,810			(186,474)
Beginning balance (in shares) at Dec. 31, 2022						145,492,971
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Accounting Standards Update [Extensible Enumeration]	Accounting Standards Update 2023-08 [Member]
Ending balance (in shares) at Dec. 31, 2023	9,566				9,566
Ending balance at Dec. 31, 2023	$ 222,489	$ 37			$ 9,273	$ 277			472,834			(259,895)	$ 37
Ending balance (in shares) at Dec. 31, 2023	276,733,329					276,733,329
Beginning balance (in shares) at Jun. 30, 2023					9,566
Beginning balance at Jun. 30, 2023	$ 134,818				$ 9,273	$ 216			355,600			(230,271)
Beginning balance (in shares) at Jun. 30, 2023						216,055,887
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Warrant exercise (in shares)						1,610,184
Warrant exercise	14					$ 1			13
Common stock offering, net of issuance costs (in shares)						10,850,699
Common stock offering, net of issuance costs	21,786					$ 11			21,775
Issuance of stock for stock-based compensation/liabilities (in shares)							2,460,513	1,245,049
Issuance of stock for stock-based compensation/liabilities			$ 15,000	1,415			$ 2	$ 2		14,998	1,413
Net loss	(19,099)											(19,099)
Ending balance (in shares) at Sep. 30, 2023					9,566
Ending balance at Sep. 30, 2023	$ 153,934				$ 9,273	$ 232			393,799			(249,370)
Ending balance (in shares) at Sep. 30, 2023						232,222,332
Beginning balance (in shares) at Dec. 31, 2023	9,566				9,566
Beginning balance at Dec. 31, 2023	$ 222,489	$ 37			$ 9,273	$ 277			472,834			(259,895)	$ 37
Beginning balance (in shares) at Dec. 31, 2023	276,733,329					276,733,329
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Warrant exercise (in shares)						31,534,861
Warrant exercise	$ 4,193					$ 31			4,162
Common stock offering, net of issuance costs (in shares)			1,083,189			67,368,125
Common stock offering, net of issuance costs	189,214		$ 2,500			$ 68			189,146
Issuance of stock for stock-based compensation/liabilities (in shares)							1,083,189	9,912,624
Issuance of stock for stock-based compensation/liabilities			$ 2,500	$ 14,181			$ 1	$ 6		$ 2,499	$ 14,175
Tax withholdings related to net share settlements of stock-based compensation awards (in shares)						(4,000,045)
Tax withholdings related to net share settlements of stock-based compensation awards	(16,761)								(16,761)
Net loss	$ (43,222)											(43,222)
Ending balance (in shares) at Sep. 30, 2024	9,566				9,566
Ending balance at Sep. 30, 2024	$ 372,631				$ 9,273	$ 383			666,055			(303,080)
Ending balance (in shares) at Sep. 30, 2024	382,632,083					382,632,083
Beginning balance (in shares) at Jun. 30, 2024					9,566
Beginning balance at Jun. 30, 2024	$ 386,241				$ 9,273	$ 374			656,941			(280,347)
Beginning balance (in shares) at Jun. 30, 2024						374,456,722
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Warrant exercise (in shares)						2,292,200
Warrant exercise	2,292					$ 2			2,290
Common stock offering, net of issuance costs (in shares)						3,546,036
Common stock offering, net of issuance costs	15,520					$ 4			15,516
Issuance of stock for stock-based compensation/liabilities (in shares)						4,772,478
Issuance of stock for stock-based compensation/liabilities	2,408					$ 3			2,405
Tax withholdings related to net share settlements of stock-based compensation awards (in shares)						(2,435,353)
Tax withholdings related to net share settlements of stock-based compensation awards	(11,097)								(11,097)
Net loss	$ (22,733)											(22,733)
Ending balance (in shares) at Sep. 30, 2024	9,566				9,566
Ending balance at Sep. 30, 2024	$ 372,631				$ 9,273	$ 383			$ 666,055			$ (303,080)
Ending balance (in shares) at Sep. 30, 2024	382,632,083					382,632,083