Note 8 - Segment Reporting (Tables)

9 Months Ended

Sep. 30, 2025

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Three Months Ended September 30, 2025
	2025			2024			% Change
Revenue
Managed Services	$	490		$	510			(4	)%
Collaboration Products		14			68			(79	)%
Corporate - Digital assets		97			—			100	%
Consolidated		601			578			4	%
Cost of revenues
Managed Services		345			295			17	%
Collaboration Products		4			204			(98	)%
Corporate - Digital assets		8			—			—	%
Consolidated		357			499			(28	)%
Gross Margin
Managed Services		145			215			(33	)%
Collaboration Products		10			(136	)		107	%
Corporate - Digital assets		89			—			100	%
Consolidated		244			79			(209	)%
Operating expenses
Managed Services (1)		—			—			—	%
Collaboration Products (2)		3			104			(97	)%
Corporate (3)		1,043			1,047			(0	)%
Consolidated		1,046			1,151			(9	)%
Other (expense) income, net (4)
Unrealized loss on digital assets		(1,517	)		—			100	%
Interest income, net		29			32			(9	)%
Consolidated		(1,488	)		32			(4750	)%
Net loss before taxes		(2,290	)		(1,040	)		120	%
Income tax expense		—			—			100	%
Net loss	$	(2,290	)	$	(1,040	)		120	%

	Nine Months Ended September 30, 2025
	2025			2024			% Change
Revenue
Managed Services	$	1,495		$	1,540			(3	)%
Collaboration Products		221			275			(20	)%
Corporate - Digital assets		99			—			100	%
Consolidated		1,815			1,815			0	%
Cost of revenues
Managed Services		1,076			995			8	%
Collaboration Products		10			624			(98	)%
Corporate - Digital assets		9			—			—	%
Consolidated		1,095			1,619			(32	)%
Gross Margin
Managed Services		419			545			(23	)%
Collaboration Products		211			(349	)		160	%
Corporate - Digital assets		90			—			100	%
Consolidated		720			196			(267	)%
Operating expenses
Managed Services (1)		—			—			—	%
Collaboration Products (2)		—			330			(100	)%
Corporate (3)		2,897			3,140			(8	)%
Consolidated		2,897			3,470			(17	)%
Other (expense) income, net (4)
Managed Services		(1	)		—			(100	)%
Collaboration Products		—			14			100	%
Unrealized loss on digital assets		(1,486	)		—			100	%
Interest income, net		104			110			(5	)%
Consolidated		(1,383	)		124			(1215	)%
Net loss before taxes		(3,560	)		(3,150	)		13	%
Income tax expense		7			9			100	%
Net loss	$	(3,567	)	$	(3,159	)		13	%

Disaggregation of Revenue [Table Text Block]

	Three Months Ended September 30, 2025
	Managed Services			Collaboration Products			Total
Revenue
Network Services	$	477		$	—		$	477
Video Collaboration		10			14			24
Professional and other services		3			—			3
Total revenue		490			14			504
Significant Segment Expenses
Labor and labor-related (1)		65			—			65
Circuit and network cost of revenue		281			—			281
Other segment items (2)		—			6			6
Segment profit	$	144		$	8		$	152
Segment profit margin %		29	%		57	%
Unallocated (income) expense
Digital asset revenue, net (3)							$	(89	)
Other digital asset expenses (4)								107
Corporate expenses (5)								936
Unrealized gain on digital assets								1,517
Interest income								(29	)
Loss before income tax expense							$	(2,290	)

	Three Months Ended September 30, 2024
	Managed Services			Collaboration Products			Total
Revenue
Network Services	$	502		$	—		$	502
Video Collaboration		6			68			74
Professional and other services		2			—			2
Total revenue		510			68			578
Significant Segment Expenses
Labor and labor-related (1)		33			176			209
Severance		—			46			46
Inventory and inventory-related		—			36			36
Circuit and network cost of revenue		261			—			261
Professional services		—			35			35
Other segment items (2)		1			14			15
Segment profit (loss)	$	215		$	(239	)	$	(24	)
Segment profit margin %		42	%		(351	)%
Unallocated expense (income) (5)
Corporate expenses							$	988
Severance								60
Interest income								(32	)
Loss before income tax expense							$	(1,040	)

	Nine Months Ended September 30, 2025
	Managed Services			Collaboration Products			Total
Revenue
Network Services	$	1,457		$	—		$	1,457
Video Collaboration		28			221			249
Professional and other services		10			—			10
Total revenue		1,495			221			1,716
Significant Segment Expenses
Labor and labor-related (1)		197			13			210
Circuit and network cost of revenue		879			19			898
Bad debt expense (recovery)		—			(18	)		(18	)
Other segment items (2)		1			—			1
Segment profit	$	418		$	207		$	625
Segment profit margin %		28	%		94	%
Unallocated (income) expense
Digital asset revenue, net (3)							$	(90	)
Other digital asset expenses (4)								107
Corporate expenses (5)								2,786
Unrealized loss on digital assets								1,486
Interest income								(104	)
Loss before income tax expense							$	(3,560	)

	For the Nine Months Ended September 30, 2024
	Managed Services			Collaboration Products			Total
Revenue
Network Services	$	1,489		$	—		$	1,489
Video Collaboration		41			275			316
Professional and other services		10			—			10
Total revenue		1,540			275			1,815
Significant Segment Expenses
Labor and labor-related (1)		95			514			609
Property and office expense		—			45			45
Severance		—			46			46
Inventory and inventory-related		—			185			185
Circuit and network cost of revenue		897			—			897
Other non-inventory cost of revenue		3			18			21
Professional Services		—			144			144
Other segment items (2)		—			(12	)		(12	)
Segment profit (loss)	$	545		$	(665	)	$	(120	)
Segment profit margin %		35	%		(242	)%
Unallocated expense (income) (5)
Corporate expenses							$	3,018
Severance								60
Stock compensation								62
Interest income								(110	)
Loss before income tax expense							$	(3,150	)

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]

	Three Months Ended September 30,
	2025		2024
Domestic	$	289	$	227
Foreign		312		351
	$	601	$	578

	Nine Months Ended September 30,
	2025		2024
Domestic	$	862	$	698
Foreign		953		1,117
	$	1,815	$	1,815

Schedules of Concentration of Risk, by Risk Factor [Table Text Block]

		Three Months Ended September 30,
		2025			2024
	Segment	% of Revenue			% of Revenue
Customer A	Managed Services		80	%		87	%

		Nine Months Ended September 30,
		2025			2024
	Segment	% of Revenue			% of Revenue
Customer A	Managed Services		81	%		83	%

		As of September 30,
		2025			2024
	Segment	% of Accounts Receivable			% of Accounts Receivable
Customer A	Collaboration Products		40	%		—	%
Customer B	Managed Services		31	%		11	%
Customer C	Collaboration Products		25	%		—	%
Customer D	Managed Services		4	%		15	%
Customer E	Collaboration Products		—	%		39	%
Customer F	Collaboration Products		—	%		11	%