CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Total revenue, net	$ 416	$ 695
Cost of revenue		695
Gross profit	416
Operating expenses:
Selling, general and administrative	3,056	17,546
Depreciation & amortization	27	329
Total operating expenses	3,083	17,875
Income (loss) from operations	(2,667)	(17,875)
Other (expense) income:
Interest expense and other financing costs	(50)
Miscellaneous income	407
Total other income, net	357
Income (loss) from continuing operations before income taxes	(2,310)	(17,875)
Income (loss) from discontinued operations, net of income taxes	(1,293)	(31,146)
Net income (loss)	$ (3,603)	$ (49,021)
Income (loss) per common share, basic:
Continuing operations	$ (0.24)	$ (2.08)
Discontinued operations, net	(0.13)	(3.62)
Net income (loss) per common share, basic	(0.37)	(5.7)
Income (loss) per common share, diluted:
Continuing operations	(0.24)	(2.08)
Discontinued operations, net	(0.13)	(3.62)
Net income (loss) per common share, diluted	$ (0.37)	$ (5.7)
Weighted average common shares, basic	9,754	8,614
Weighted average common shares, diluted	9,754	8,614
Comprehensive income (loss):
Net income (loss)	$ (3,603)	$ (49,021)
Other comprehensive income
Comprehensive income (loss):	(3,603)	(49,021)
License and Service [Member]
Total revenue, net	$ 416	$ 695