Condensed Consolidated Statements of Operations (Current Period Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenue	$ 12,273,000	$ 10,649,000	$ 22,719,000	$ 19,709,000
Costs of goods sold, inclusive of depreciation and amortization	9,210,000	9,092,000	17,921,000	17,168,000
Gross profit	3,063,000	1,557,000	4,798,000	2,541,000
Operating expenses
Selling, general and administrative	2,397,000	3,269,000	4,415,000	5,444,000
Operating income (loss)	666,000	(1,712,000)	383,000	(2,903,000)
Other expense
Interest & other expense, net	98,000	89,000	181,000	142,000
Total other expense	98,000	89,000	181,000	142,000
Income (loss) from continuing operations before income taxes	568,000	(1,801,000)	202,000	(3,045,000)
Income taxes	0	1,479,000	0	1,063,000
Income (loss) from continuing operations, net of tax	568,000	(3,280,000)	202,000	(4,108,000)
Loss from discontinued operation before income taxes	(12,000)	(6,220,000)	(29,000)	(6,940,000)
Income taxes	0	0	0	0
Loss from discontinued operation, net of tax	(12,000)	(6,220,000)	(29,000)	(6,940,000)
Net income (loss)	$ 556,000	$ (9,500,000)	$ 173,000	$ (11,048,000)
Basic earnings (loss) per share:
Continuing operations (in dollars per share)	$ 0.23	$ (1.33)	$ 0.08	$ (1.67)
Discontinued operation (in dollars per share)	0	(2.53)	(0.01)	(2.82)
Basic earnings (loss) per share (in dollars per share)	0.23	(3.86)	0.07	(4.49)
Diluted earnings (loss) per share:
Continuing operations (in dollars per share)	0.22	(1.33)	0.08	(1.67)
Discontinued operation (in dollars per share)	0	(2.53)	(0.01)	(2.82)
Diluted earnings (loss) per share (in dollars per share)	$ 0.22	$ (3.86)	$ 0.07	$ (4.49)