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Outstanding Debt - Additional Information (Details)				3 Months Ended		6 Months Ended
Outstanding Debt - Additional Information (Details)	May 12, 2026 USD ($) installment	Mar. 04, 2026 USD ($) D	Jan. 26, 2026 USD ($) $ / shares	Jun. 30, 2026 USD ($) $ / shares	Jun. 30, 2025 USD ($)	Jun. 30, 2026 USD ($) $ / shares shares	Jun. 30, 2025 USD ($)	Dec. 31, 2025 USD ($)
Outstanding Debt
Principal amount				$ 65,551,000		$ 65,551,000		$ 66,644,000
Repayment of notes payable							$ 255,000
Original issue discount				1,226,000		1,226,000		$ 1,043,000
Conversion of share settled debt into common stock				2,086,000	$ 888,000	2,312,000	1,754,000
Extinguishment of debt upon conversion						400,000
Additional share liability recognized						(200,000)
Gain (loss) from debt extinguishment						(2,600,000)
Loss from extinguishment of debt				2,180,000	4,516,000	6,936,000	11,798,000
Loss from issuance of debt					(773,000)	$ (738,000)	(773,000)
May commercial loan
Outstanding Debt
Principal amount	$ 7,700,000
Interest rate (in percent)	8.00%
Term of debt instrument	22 months
Repayment of notes payable	$ 0
Original issue discount	$ 700,000
June commercial loan
Outstanding Debt
Number of installments for loan repayments \| installment	14
Notes
Outstanding Debt
Convertible notes shares of common stock \| shares						45.6
Conversion of share settled debt into common stock						$ 10,500,000
Cash payments						8,000,000
Accrued interest expense on debt						$ 1,200,000
One-year convertible notes
Outstanding Debt
Term of debt instrument						1 year
Two-year convertible notes
Outstanding Debt
Term of debt instrument						2 years
Convertible Notes
Outstanding Debt
Principal amount				$ 2,400,000		$ 2,400,000
Interest rate (in percent)				11.00%		11.00%
Number of shares issued during the period						$ 400,000
Accrued interest expense				$ 6,000		$ 6,000
Debt converted to common stock (in shares) \| shares						1.7
Convertible Notes \| Minimum
Outstanding Debt
Conversion price \| $ / shares				$ 0.17		$ 0.17
Debt instrument converted price \| $ / shares						0.18
Convertible Notes \| Maximum
Outstanding Debt
Conversion price \| $ / shares				0.23		0.23
Debt instrument converted price \| $ / shares						$ 0.21
January Convertible Note
Outstanding Debt
Principal amount			$ 1,000,000
Interest rate (in percent)			11.00%
Term of debt instrument			1 year
Conversion price \| $ / shares			$ 0.25
Additional Convertible Note
Outstanding Debt
Principal amount			$ 800,000
Term of debt instrument			2 years
Conversion price \| $ / shares			$ 0.5
Debt instrument			18 months
March Convertible Notes
Outstanding Debt
Principal amount		$ 5,000,000
Interest rate (in percent)		9.00%
Term of debt instrument		24 months
Debt Instrument convertible conversion price (percentage)		86.00%
Threshold number of consecutive trading days after notice of conversion \| D		10
Debt instrument convertible limit on conversion (percentage)		20.00%
Number of rolling trading days \| D		20
Issuance costs		$ 500,000
Convertible Notes at Fair Value
Outstanding Debt
Gain (loss) from debt extinguishment						$ 4,200,000
Conversion price \| $ / shares				$ 0.2		$ 0.2
Number of shares issued during the period						$ 9,800,000
Accrued interest expense				$ 200,000		$ 200,000
Debt converted to common stock (in shares) \| shares						48.9
Convertible notes at fair value		6,700,000
Loss from issuance of debt		$ 700,000
Interest expense related to outstanding debt totaled				1,700,000	1,800,000	$ 3,900,000	3,400,000
Amortization of debt discount				$ 100,000	$ 500,000	400,000	$ 900,000
Amended \| Modified convertible note
Outstanding Debt
Loss from extinguishment of debt						$ (100,000)