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Stockholders' Equity - Narrative (Details) $ / shares in Units, $ in Thousands	1 Months Ended	3 Months Ended						9 Months Ended
	Feb. 29, 2024 USD ($) $ / shares shares	Sep. 30, 2025 USD ($) shares	Jun. 30, 2025 USD ($) shares	Mar. 31, 2025 USD ($) shares	Sep. 30, 2024 USD ($) shares	Jun. 30, 2024 USD ($) shares	Mar. 31, 2024 USD ($) shares	Sep. 30, 2025 USD ($) shares	Sep. 30, 2024 USD ($) shares	Sep. 30, 2025 $ / shares	Aug. 19, 2025	Feb. 14, 2023
Capital Unit [Line Items]
Shares issued for exercise of stock options (in shares) | shares								899,586
Shares issued for exercise of stock options		$ 94	$ 549	$ 141	$ 81	$ 540	$ 901
Adjustments to additional paid in capital, premiums paid, capped calls								$ 11,549	$ 0
Private placement proceeds								$ 0	$ 10,000
Shares issued for conversion of convertible debt				$ 236
Warrant
Capital Unit [Line Items]
Shares issued for conversion of convertible debt					$ 1,864	$ 5,120	16,934
Convertible debt
Capital Unit [Line Items]
Shares issued for conversion of convertible debt (in shares) | shares	6,872,143
Shares issued for conversion of convertible debt	$ 23,117						$ 19,304
Interest rate (as a percent)												8.00%
Convertible debt | Convertible Senior Notes
Capital Unit [Line Items]
Interest rate (as a percent)											5.50%
Common Stock
Capital Unit [Line Items]
Shares issued for exercise of stock options (in shares) | shares		46,210	672,000	181,000	118,750	1,239,000	698,000	899,586,000	2,055,617
Shares issued for exercise of stock options		$ 148	$ 993	$ 241	$ 266	$ 921	$ 2,009
Private placement proceeds					$ 81			$ 784	$ 1,522
Shares issued for conversion of convertible debt (in shares) | shares				90,000	757,250			90,000,000	8,224,985
Shares issued for conversion of convertible debt				$ 302
Common Stock | Warrant
Capital Unit [Line Items]
Shares issued for conversion of convertible debt (in shares) | shares					757,000	1,888,000	5,579,000
Shares issued for conversion of convertible debt					$ 2,478	$ 6,597	$ 22,297
Common Stock | Convertible debt
Capital Unit [Line Items]
Shares issued for conversion of convertible debt (in shares) | shares							6,872,000
Shares issued for conversion of convertible debt							$ 23,117
Warrant
Capital Unit [Line Items]
Private placement proceeds					1,864			$ 236	$ 23,918
Additional Paid- in-Capital
Capital Unit [Line Items]
Shares issued for exercise of stock options		$ (54)	$ (444)	(100)	(185)	(381)	(1,108)	(598)	(1,674)
Shares issued for conversion of convertible debt				$ (66)	(614)			$ (66)	(7,454)
Additional Paid- in-Capital | Warrant
Capital Unit [Line Items]
Shares issued for conversion of convertible debt					$ (614)	$ (1,477)	$ (5,363)
Private placement
Capital Unit [Line Items]
Private placement proceeds	$ 10,000
Shares issued (in shares) | shares	2,564,102
Sale of stock, price (in dollars per share) | (per share)	$ 3.90									$ 0.115
Private placement | Common Stock
Capital Unit [Line Items]
Shares issued (in shares) | shares							2,564,000
At-the-market distribution
Capital Unit [Line Items]
Private placement proceeds									$ 2,008
Shares issued (in shares) | shares									495,765
At-the-market distribution | Common Stock
Capital Unit [Line Items]
Shares issued (in shares) | shares							496,000

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