Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Convertible Preferred Stock Series A [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock, Common [Member]	Retained Earnings [Member]	Total
Balance at Dec. 31, 2023	$ 5,577	$ 81	$ 554,148	$ (206)	$ (537,680)	$ 16,343
Balance, shares at Dec. 31, 2023	22,358	80,949,697
Stock issued for the exercise of stock options			66			66
Stock issued for the exercise of stock options, shares		64,966
Stock issued in APT acquisition		$ 1	2,999			3,000
Stock issued in APT acquisition, shares		1,486,620
Stock-based compensation		$ 1	7,695			7,696
Stock-based compensation, shares		673,263
Components of net loss					(16,530)	(16,530)
Employee stock purchase plan			72			72
Employee stock purchase plan, shares		37,552
Preferred stock conversion	$ (169)	$ 2	166			168
Preferred stock conversion, shares	(675)	1,501,302
Balance at Sep. 30, 2024	$ 5,408	$ 85	565,146	(206)	(554,210)	10,815
Balance, shares at Sep. 30, 2024	21,683	84,713,400
Balance at Jun. 30, 2024	$ 5,408	$ 83	559,499	(206)	(548,020)	11,356
Balance, shares at Jun. 30, 2024	21,683	82,990,159
Stock issued for the exercise of stock options			54			54
Stock issued for the exercise of stock options, shares		53,203
Stock issued in APT acquisition		$ 1	2,999			3,000
Stock issued in APT acquisition, shares		1,486,620
Stock-based compensation		$ 1	2,569			2,570
Stock-based compensation, shares		168,888
Components of net loss					(6,190)	(6,190)
Employee stock purchase plan			25			25
Employee stock purchase plan, shares		14,530
Balance at Sep. 30, 2024	$ 5,408	$ 85	565,146	(206)	(554,210)	10,815
Balance, shares at Sep. 30, 2024	21,683	84,713,400
Balance at Dec. 31, 2024	$ 5,352	$ 85	567,926	(206)	(561,725)	6,080
Balance, shares at Dec. 31, 2024	21,458	85,326,557
Stock issued for the exercise of stock options			35			35
Stock issued for the exercise of stock options, shares		18,548
Stock-based compensation			7,405			7,405
Stock-based compensation, shares		242,538
Components of net loss					(16,112)	(16,112)
Employee stock purchase plan			96			96
Employee stock purchase plan, shares		50,228
Issuance of common stock through the direct offering and regulatory milestone achievement		$ 5	8,672			8,677
Issuance of common stock through the direct offering and requlatory milestone achievement, shares		4,667,710
Preferred stock conversion	$ (84)	$ 1	84			85
Preferred stock conversion, shares	(337)	782,858
Balance at Sep. 30, 2025	$ 5,268	$ 91	584,218	(206)	(577,837)	6,266
Balance, shares at Sep. 30, 2025	21,121	91,088,439
Balance at Jun. 30, 2025	$ 5,296	$ 86	572,950	(206)	(571,374)	1,456
Balance, shares at Jun. 30, 2025	21,233	86,004,864
Stock issued for the exercise of stock options			32			32
Stock issued for the exercise of stock options, shares		12,945
Stock-based compensation			2,503			2,503
Stock-based compensation, shares		121,630
Components of net loss					(6,463)	(6,463)
Employee stock purchase plan			33			33
Employee stock purchase plan, shares		16,487
Issuance of common stock through the direct offering and regulatory milestone achievement		$ 5	8,672			8,677
Issuance of common stock through the direct offering and requlatory milestone achievement, shares		4,667,710
Preferred stock conversion	$ (28)		28			28
Preferred stock conversion, shares	(112)	264,803
Balance at Sep. 30, 2025	$ 5,268	$ 91	$ 584,218	$ (206)	$ (577,837)	$ 6,266
Balance, shares at Sep. 30, 2025	21,121	91,088,439