CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Revenue	$ 11,582,000	$ 8,823,000	$ 31,291,000	$ 26,739,000
Costs and expenses:
Costs of goods sold, inclusive of depreciation and amortization	9,083,000	7,596,000	26,252,000	21,814,000
Gross profit	2,499,000	1,227,000	5,039,000	4,925,000
Operating expenses:
Selling, general and administrative	2,219,000	1,918,000	7,663,000	5,919,000
Total operating costs and expenses	11,302,000	9,514,000	33,915,000	27,733,000
Operating income/(loss)	280,000	(691,000)	(2,624,000)	(994,000)
Other (expense)/income:
Interest expense	(98,000)	(50,000)	(239,000)	(194,000)
Gain on sale of equipment				26,000
Total other (expense)/income, net	(98,000)	(50,000)	(239,000)	(168,000)
Income/(loss) from continuing operations before income taxes	182,000	(741,000)	(2,863,000)	(1,162,000)
Income tax benefit/(expense)	0	154,000	(1,063,000)	234,000
Income/(loss) from continuing operations	182,000	(587,000)	(3,926,000)	(928,000)
(Loss)/income from discontinued operation, net of tax (Note 2)	(386,000)	271,000	(7,326,000)	127,000
Net loss	$ (204,000)	$ (316,000)	$ (11,252,000)	$ (801,000)
Basic
Continuing operations	$ 0.07	$ (0.24)	$ (1.59)	$ (0.38)
Discontinued operation	(0.16)	0.11	(2.97)	0.05
Net loss per share	(0.09)	(0.13)	(4.56)	(0.33)
Diluted
Continuing operations	0.07	(0.24)	(1.59)	(0.38)
Discontinued operation	(0.16)	0.11	(2.97)	0.05
Net loss per share	$ (0.09)	$ (0.13)	$ (4.56)	$ (0.33)