STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2023		19,354,335
Beginning balance at Dec. 31, 2023	$ 17,276	$ 19	$ 150,822	$ (133,565)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	1,082		1,082
Issuance of shares for vested restricted stock grants (in shares)		248,101
Issuance of shares for vested restricted stock grants	0
Stock option exercises, net of cashless exercises (in shares)		179,875
Stock option exercises, net of cashless exercises	307		307
Net loss	(918)			(918)
Ending balance (in shares) at Dec. 31, 2024		19,782,311
Ending balance at Dec. 31, 2024	17,747	$ 19	152,211	(134,483)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	779		779
Stock option exercises, net of cashless exercises (in shares)		360,173
Stock option exercises, net of cashless exercises	898	$ 1	897
Issuance of shares for vested restricted stock grants (in shares)		82,839
Net loss	1,273			1,273
Ending balance (in shares) at Dec. 31, 2025		20,225,323
Ending balance at Dec. 31, 2025	$ 20,697	$ 20	$ 153,887	$ (133,210)