CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Income Statement [Abstract]
Revenues	$ 22,734	$ 15,343
Costs and expenses
Cost of sales	13,985	10,493
Selling, general and administrative	6,192	6,460
Total costs and expenses	20,177	16,953
Operating income (loss)	2,557	(1,610)
Interest income, net	(47)	(7)
Other income, net	(33)	(50)
Loss (gain) on sale of property, plant and equipment	1	(4)
Income (loss) before income tax expense	2,636	(1,549)
Income tax expense	16	5
Net income (loss)	$ 2,620	$ (1,554)
Net income (loss) per share:
Basic	$ 0.21	$ (0.13)
Fully diluted	$ 0.21	$ (0.13)
Weighted-average shares outstanding:
Basic	12,187	11,888
Fully diluted	12,344	11,888