Consolidated Statements of Stockholders’ Equity - USD ($) $ in Thousands	Total	Common Stock	Series F-4 (Tranche B)	Series E And E1 Preferred Stock	Series F-3	Series F-2	Series E Preferred Stock	Series F Preferred Stock	Stock options	Assumed conversion of ESPP shares	Preferred Stock	Preferred Stock Series F-4 (Tranche B)	Preferred Stock Series F-3	Preferred Stock Series F-2	Preferred Stock Series E Preferred Stock	Common Stock	Common Stock Common Stock	Common Stock Series F-4 (Tranche B)	Common Stock Series E And E1 Preferred Stock	Common Stock Series F-3	Common Stock Series F-2	Common Stock Series E Preferred Stock	Common Stock Series F Preferred Stock	Additional Paid in Capital	Additional Paid in Capital Common Stock	Additional Paid in Capital Series F-4 (Tranche B)	Additional Paid in Capital Series E And E1 Preferred Stock	Additional Paid in Capital Series F-3	Additional Paid in Capital Series F-2	Additional Paid in Capital Series F Preferred Stock	Additional Paid in Capital Stock options	Additional Paid in Capital Assumed conversion of ESPP shares	Accumulated Deficit	Accumulated Comprehensive Income
Beginning balance (in shares) at Dec. 31, 2023											24,819					22,761,554
Beginning balance at Dec. 31, 2023	$ 15,777										$ 0					$ 228								$ 520,576									$ (505,162)	$ 135
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Compensation expense for issuance of stock options									$ 9,571	$ 196																					$ 9,571	$ 196
Private placement - issuance of common stock, net of expenses (in shares)																	876,627
Private placement - issuance of common stock, net of expenses		$ 6,771															$ 8								$ 6,763
Issuance of common stock with the employee stock purchase plan (in shares)																71,558
Issuance of common stock with the Employee Stock Purchase Plan	250															$ 1								249
Issuance of common stock with common stock warrant exercises (in shares)												2,150				1,307,706		3,808,327	1,045,157
Issuance of common stock with common stock warrant exercises	10		$ 44,619	$ 16,308												$ 13		$ 38	$ 10					(3)		$ 44,581	$ 16,298
Issuance of common stock related to conversion (in shares)													(11,020)	(1,457)	(300)					2,448,886	441,514	30,000
Issuance of common stock related to conversion					$ 0	$ 0	$ 1													$ 25	$ 4	$ 1						$ (25)	$ (4)
Issuance of common stock related to stock option exercises (in shares)																269,673
Issuance of common stock related to stock option exercises	1,682															$ 3								1,679
Net income (loss)	(26,386)																																(26,386)
Unrealized gain on investment adjustments	(22)																																	(22)
Foreign currency translation adjustments	(31)																																	(31)
Ending balance (in shares) at Dec. 31, 2024											14,192					33,061,002
Ending balance at Dec. 31, 2024	68,746										$ 0					$ 331								599,881									(531,548)	82
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Compensation expense for issuance of stock options									$ 23,971	$ 261																					$ 23,971	$ 261
Issuance of common stock with the employee stock purchase plan (in shares)																58,371
Issuance of common stock with the Employee Stock Purchase Plan	$ 481																							481
Issuance of common stock with common stock warrant exercises (in shares)																							1,615,775
Issuance of common stock with common stock warrant exercises								$ 16,158															$ 16							$ 16,142
Issuance of common stock related to stock option exercises (in shares)	585,095															585,095
Issuance of common stock related to stock option exercises	$ 4,409															$ 6								4,403
Repurchase and retirement of common stock (in shares)	(628,572)															(628,572)
Repurchase and retirement of common stock	$ (6,000)															$ (6)								(5,994)
Net income (loss)	2,700																																2,700
Unrealized gain on investment adjustments	394																																	394
Foreign currency translation adjustments	99																																	99
Ending balance (in shares) at Dec. 31, 2025											14,192					34,691,671
Ending balance at Dec. 31, 2025	$ 111,219										$ 0					$ 347								$ 639,145									$ (528,848)	$ 575