Note 9 - Segment Reporting - Schedule of Segment Reporting Information by Segment (Details) - USD ($)		12 Months Ended
		Dec. 31, 2024	Dec. 31, 2023
Revenue from Contract with Customer, Including Assessed Tax		$ 2,378,000	$ 3,810,000
Revenue, Percent of Change		(38.00%)
Cost of revenues		$ 2,047,000	$ 2,899,000
Cost of revenues, Percent of Change		(29.00%)
Gross Margin		14.00%	24.00%
Gross Margin, Percent of Change		(42.00%)
Operating expenses		$ 4,533,000	$ 5,406,000
Operating expenses, Percent of Change		(16.00%)
Other income (expense), net	[1]	$ 169,000	138,000
Other income (expense), Percent of Change	[1]	22.00%
Net loss before taxes	[1]	$ (4,033,000)	(4,357,000)
Net loss before taxes, Percent of Change	[1]	(7.00%)
Income tax expense		$ 10,000	27,000
Income tax expense, Percent of Change	[1]	(63.00%)
Net Income (Loss) Attributable to Parent		$ (4,043,000)	(4,384,000)
Net loss, Percent of Change	[1]	(8.00%)
Assets		$ 5,275,000	6,925,000
Assets, Percent of Change		(24.00%)
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]
Revenue from Contract with Customer, Including Assessed Tax		$ 2,378,000	3,810,000
Operating expenses	[2]	$ 4,192,000	4,917,000
Operating expenses, Percent of Change	[2]	(15.00%)
Other income (expense), net	[1]	$ 154,000	166,000
Other income (expense), Percent of Change	[1]	(7.00%)
Net loss before taxes		$ (4,033,000)	(4,357,000)	[3]
Assets		$ 4,568,000	5,490,000
Assets, Percent of Change		(17.00%)
Managed Services [Member] | Operating Segments [Member]
Revenue from Contract with Customer, Including Assessed Tax		$ 2,062,000	2,518,000
Revenue, Percent of Change		(18.00%)
Cost of revenues		$ 1,337,000	$ 1,671,000
Cost of revenues, Percent of Change		(20.00%)
Gross Margin		35.00%	34.00%
Gross Margin, Percent of Change		5.00%
Operating expenses	[4]	$ 0	$ 3,000
Operating expenses, Percent of Change	[4]	(100.00%)
Other income (expense), net	[1]	$ (1,000)	(10,000)
Other income (expense), Percent of Change	[1]	90.00%
Assets		$ 422,000	613,000
Assets, Percent of Change		(31.00%)
Collaboration Products [Member] | Operating Segments [Member]
Revenue from Contract with Customer, Including Assessed Tax		$ 316,000	1,292,000
Revenue, Percent of Change		(76.00%)
Cost of revenues		$ 710,000	$ 1,228,000
Cost of revenues, Percent of Change		(42.00%)
Gross Margin		(125.00%)	5.00%
Gross Margin, Percent of Change		(2617.00%)
Operating expenses	[5]	$ 341,000	$ 486,000
Operating expenses, Percent of Change	[5]	(30.00%)
Other income (expense), net	[1]	$ 16,000	(18,000)
Other income (expense), Percent of Change	[1]	189.00%
Assets		$ 285,000	$ 822,000
Assets, Percent of Change		(65.00%)

[1] Other income (expense) for our segments includes interest expense and non-operating income. Corporate other income includes interest income on our cash and cash equivalents.

[2] Corporate operating expenses include costs that are not specific to a particular segment but are general to the group. These include expenses for administrative, information technology, and accounting staff, general liability and other insurance, professional fees, and similar corporate expenses.

[3] Represents general and administrative costs, less the amounts allocated to the segments for labor and benefits, general liability insurance, professional services, property taxes, and interest income. For the year ended December 31, 2024, this also includes severance costs of $59,000 and franchise taxes of $176,000.

[4] There were no operating expenses related to our Managed Service segment in 2024. In 2023, the operating expenses for the Managed Services were primarily related to a loss on the sale of property.

[5] Operating expenses related to our Collaboration Products Segment include research and development, sales and marketing, bad debt, impairment, and other miscellaneous expenses. In 2023, operating expenses also included a bad debt recovery of $52,000.