Warrants to Acquire Shares of Common Stock - Schedule of Warrant Activity (Details) - $ / shares shares in Thousands	9 Months Ended
	Sep. 30, 2024	Aug. 01, 2024
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)
Outstanding, end of period (in shares)	65,434
Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	15,854
Granted (in shares)	54,256
Exercised (in shares)	(4,644)
Expired (in shares)	(32)
Outstanding, end of period (in shares)	65,434
August 2024 Registered Direct Offering | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	0
Granted (in shares)	15,849
Exercised (in shares)	0
Expired (in shares)	0
Outstanding, end of period (in shares)	15,849
Exercise price (in dollars per share)	$ 1.20
August 2024 Registered Direct Offering Pre-Funded Warrants | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	0
Granted (in shares)	9,479
Exercised (in shares)	0
Expired (in shares)	0
Outstanding, end of period (in shares)	9,479
Exercise price (in dollars per share)	$ 0.0001
March 2024 Registered Direct Offering | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	0
Granted (in shares)	13,029
Exercised (in shares)	0
Expired (in shares)	0
Outstanding, end of period (in shares)	13,029
Exercise price (in dollars per share)	$ 1.41
March 2024 Registered Direct Offering Pre-Funded Warrants | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	0
Granted (in shares)	2,029
Exercised (in shares)	(2,029)
Expired (in shares)	0
Outstanding, end of period (in shares)	0
Exercise price (in dollars per share)	$ 0.0001
January 2024 Offering | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	0
Granted (in shares)	12,000
Exercised (in shares)	(533)
Expired (in shares)	0
Outstanding, end of period (in shares)	11,467
Exercise price (in dollars per share)	$ 0.75
January 2024 Offering Pre-Funded Warrants | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	0
Granted (in shares)	1,870
Exercised (in shares)	(1,870)
Expired (in shares)	0
Outstanding, end of period (in shares)	0
Exercise price (in dollars per share)	$ 0.0001
November 2023 Registered Direct Offering | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	3,652
Granted (in shares)	0
Exercised (in shares)	0
Expired (in shares)	0
Outstanding, end of period (in shares)	3,652
Exercise price (in dollars per share)	$ 0.75
February 2023 Offering | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	7,206
Granted (in shares)	0
Exercised (in shares)	(212)
Expired (in shares)	0
Outstanding, end of period (in shares)	6,994
Exercise price (in dollars per share)	$ 0.75
April 2022 Offering | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	766
Granted (in shares)	0
Exercised (in shares)	0
Expired (in shares)	0
Outstanding, end of period (in shares)	766
Exercise price (in dollars per share)	$ 5.40
April 2022 Offering - Modified Warrants | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	3,864
Granted (in shares)	0
Exercised (in shares)	0
Expired (in shares)	0
Outstanding, end of period (in shares)	3,864
Exercise price (in dollars per share)	$ 0.75
January 2020 Offering | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	309
Granted (in shares)	0
Exercised (in shares)	0
Expired (in shares)	0
Outstanding, end of period (in shares)	309
Exercise price (in dollars per share)	$ 3.93
July 2020 PIPE Offering | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	25
Granted (in shares)	0
Exercised (in shares)	0
Expired (in shares)	0
Outstanding, end of period (in shares)	25
Exercise price (in dollars per share)	$ 3.30
Other | Common stock warrants
Class of Warrant or Right, Outstanding [Roll Forward]
Outstanding, beginning of period (in shares)	32
Granted (in shares)	0
Exercised (in shares)	0
Expired (in shares)	(32)
Outstanding, end of period (in shares)	0
Exercise price (in dollars per share)	$ 7.50
Pre-Funded Warrants | August 2024 Registered Direct Offering
Class of Warrant or Right, Outstanding [Roll Forward]
Exercise price (in dollars per share)		$ 1.20