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Fair Value Measurements - Inputs (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2024 USD ($) Y $ / shares	Sep. 30, 2024 USD ($) Y $ / shares	Mar. 31, 2024 $ / shares	Mar. 25, 2024 USD ($) Y $ / shares	Mar. 20, 2024 $ / shares	Dec. 31, 2023 USD ($) $ / shares Y	Dec. 05, 2023 $ / shares	Dec. 31, 2022 $ / shares Y	Apr. 19, 2022 USD ($) $ / shares
Fair value inputs
Warrant derivative liability | $	$ 4,367	$ 4,367				$ 1,905
Credit Agreement
Fair value inputs
Fair value debt | $	93,533	93,533				88,210
2024 Warrants
Fair value inputs
Fair value warrant classified as equity | $	$ 224	$ 224
Exercise price (in dollars per share)					$ 3.0723
2023 Warrants
Fair value inputs
Fair value warrant classified as equity | $						$ 200
Exercise price (in dollars per share)							$ 3.6452
Original Warrants, Issued April 2022
Fair value inputs
Fair value warrant classified as equity | $									$ 3,245
Exercise price (in dollars per share)							$ 3.6452		$ 20.04
Warrants 2024, Accompanying Warrants
Fair value inputs
Fair value of grants per share	$ 0.61	$ 0.61		$ 2.81
Warrant derivative liability | $	$ 2,935	$ 2,935		$ 19,347
Fair value adjustment warrants | $	$ (4,691)	$ (16,412)
Warrants 2024, Pre Funded Warrants
Fair value inputs
Exercise price (in dollars per share)			$ 0.001
Strike price | Equity Investment Rights
Fair value inputs
Derivative liability input	1.100	1.100
Strike price | 2024 Warrants
Fair value inputs
Derivative liability input	3.0723	3.0723
Strike price | 2023 Warrants
Fair value inputs
Derivative liability input						3.6452
Strike price | Original Warrants, Issued April 2022
Fair value inputs
Derivative liability input								20.04
Strike price | Warrants 2024, Accompanying Warrants
Fair value inputs
Exercise price (in dollars per share)	$ 3.20	$ 3.20		$ 3.20
Volatility (annual) | Equity Investment Rights
Fair value inputs
Derivative liability input	1.123	1.123
Volatility (annual) | OnkosXcel Warrants
Fair value inputs
Derivative liability input	1.10	1.10
Volatility (annual) | 2024 Warrants
Fair value inputs
Derivative liability input	1.122	1.122
Volatility (annual) | 2023 Warrants
Fair value inputs
Derivative liability input						0.99
Volatility (annual) | Original Warrants, Issued April 2022
Fair value inputs
Derivative liability input								0.95
Volatility (annual) | Warrants 2024, Accompanying Warrants
Fair value inputs
Derivative liability input	1.123	1.123		1.122
Probability of exercise | Equity Investment Rights
Fair value inputs
Derivative liability input	0.910	0.910
Time period | Equity Investment Rights
Fair value inputs
Derivative liability input | Y	1.4	1.4
Time period | 2024 Warrants
Fair value inputs
Derivative liability input | Y	5.1	5.1
Time period | 2023 Warrants
Fair value inputs
Derivative liability input | Y						5.4
Time period | Original Warrants, Issued April 2022
Fair value inputs
Derivative liability input | Y								7
Time period | Warrants 2024, Accompanying Warrants
Fair value inputs
Derivative liability input | Y	4.5	4.5		5
Estimated premium to 30-day average | Equity Investment Rights
Fair value inputs
Derivative liability input	0.250	0.250
Discount rate | Equity Investment Rights
Fair value inputs
Derivative liability input	0.039	0.039
Risk-free rate | 2024 Warrants
Fair value inputs
Derivative liability input	0.0425	0.0425
Risk-free rate | 2023 Warrants
Fair value inputs
Derivative liability input						0.0414
Risk-free rate | Original Warrants, Issued April 2022
Fair value inputs
Derivative liability input								0.0295
Risk-free rate | Warrants 2024, Accompanying Warrants
Fair value inputs
Derivative liability input	0.036	0.036		0.042
Share price input | 2024 Warrants
Fair value inputs
Derivative liability input	2.78	2.78
Share price input | 2023 Warrants
Fair value inputs
Derivative liability input						3.71
Share price input | Original Warrants, Issued April 2022
Fair value inputs
Derivative liability input								14.93

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