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Note 7 - Segment Reporting (Tables) | 3 Months Ended
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Mar. 31, 2025
Notes Tables |
Schedule of Segment Reporting Information, by Segment [Table Text Block] |
|  | For the Three Months Ended March 31, |
|  | 2025 |  |  | 2024 |  |  | % Change |
Revenue |  |  |  |  |  |  |  |  |  |  |  |
Managed Services |  | $ | 508 |  |  | $ | 522 |  |  |  | (3 | )%
Collaboration Products |  |  | 114 |  |  |  | 104 |  |  |  | 10 | %
Consolidated |  |  | 622 |  |  |  | 626 |  |  |  | (1 | )%
Cost of revenues |  |  |  |  |  |  |  |  |  |  |  |
Managed Services |  |  | 371 |  |  |  | 369 |  |  |  | 1 | %
Collaboration Products |  |  | 2 |  |  |  | 260 |  |  |  | (99 | )%
Consolidated |  |  | 373 |  |  |  | 629 |  |  |  | (41 | )%
Gross Margin |  |  |  |  |  |  |  |  |  |  |  |
Managed Services |  |  | 137 |  |  |  | 153 |  |  |  | (10 | )%
Collaboration Products |  |  | 112 |  |  |  | (156 | ) |  |  | 172 | %
Consolidated |  |  | 249 |  |  |  | (3 | ) |  |  | 8400 | %
Operating expenses |  |  |  |  |  |  |  |  |  |  |  |
Managed Services (1) |  |  | — |  |  |  | — |  |  |  | — | %
Collaboration Products (2) |  |  | (8 | ) |  |  | 105 |  |  |  | (108 | )%
Corporate (3) |  |  | 948 |  |  |  | 1,076 |  |  |  | (12 | )%
Consolidated |  |  | 940 |  |  |  | 1,181 |  |  |  | (20 | )%
Other income (expense), net (4) |  |  |  |  |  |  |  |  |  |  |  |
Managed Services |  |  | (1 | ) |  |  | — |  |  |  | (100 | )%
Collaboration Products |  |  | — |  |  |  | — |  |  |  | — | %
Corporate |  |  | 27 |  |  |  | 48 |  |  |  | (44 | )%
Consolidated |  |  | 26 |  |  |  | 48 |  |  |  | (46 | )%
Net loss before taxes |  |  | (665 | ) |  |  | (1,136 | ) |  |  | (41 | )%
Income tax expense |  |  | 7 |  |  |  | - |  |  |  | 100 | %
Net loss |  | $ | (672 | ) |  | $ | (1,136 | ) |  |  | (41 | )%
Disaggregation of Revenue [Table Text Block] |
|  | Three Months Ended March 31, 2025 |
|  | Managed Services |  |  | Collaboration Products |  |  | Total |
Revenue |  |  |  |  |  |  |  |  |  |  |  |
Video Collaboration |  | $ | 6 |  |  | $ | 114 |  |  | $ | 120 |
Network Services |  |  | 500 |  |  |  | — |  |  |  | 500 |
Professional and other services |  |  | 2 |  |  |  | — |  |  |  | 2 |
Total revenue |  |  | 508 |  |  |  | 114 |  |  |  | 622 |
Significant Segment Expenses |  |  |  |  |  |  |  |  |  |  |  |
Labor and labor-related (1) |  |  | 68 |  |  |  | 6 |  |  |  | 74 |
Circuit and network cost of revenue |  |  | 303 |  |  |  | — |  |  |  | 303 |
Bad debt expense (recovery) |  |  | — |  |  |  | (18 | ) |  |  | (18 | )
Other segment items (2) |  |  | 1 |  |  |  | 5 |  |  |  | 6 |
Segment profit |  | $ | 136 |  |  | $ | 121 |  |  | $ | 257 |
Segment profit margin % |  |  | 27 | % |  |  | 106 | % |  |  |  |
Unallocated expenses (income) |  |  |  |  |  |  |  |  |  |  |  |
Corporate expenses (3) |  |  |  |  |  |  |  |  |  | $ | 949 |
Interest income |  |  |  |  |  |  |  |  |  |  | (27 | )
Loss before income tax expense |  |  |  |  |  |  |  |  |  | $ | (665 | )
|  | For the Three Months Ended March 31, 2024 |
|  | Managed Services |  |  | Collaboration Products |  |  | Total |
Revenue |  |  |  |  |  |  |  |  |  |  |  |
Video Collaboration |  | $ | 14 |  |  | $ | 104 |  |  | $ | 118 |
Network Services |  |  | 503 |  |  |  | — |  |  |  | 503 |
Professional and other services |  |  | 5 |  |  |  | — |  |  |  | 5 |
Total revenue |  |  | 522 |  |  |  | 104 |  |  |  | 626 |
Significant Segment Expenses |  |  |  |  |  |  |  |  |  |  |  |
Labor and labor-related (1) |  |  | 32 |  |  |  | 217 |  |  |  | 249 |
Property and office expense (2) |  |  | — |  |  |  | 28 |  |  |  | 28 |
Inventory and inventory-related |  |  | — |  |  |  | 109 |  |  |  | 109 |
Circuit and network cost of revenue |  |  | 338 |  |  |  | — |  |  |  | 338 |
Other non-inventory cost of revenue |  |  | — |  |  |  | 7 |  |  |  | 7 |
Other segment items (2) |  |  | — |  |  |  | 4 |  |  |  | 4 |
Segment profit (loss) |  | $ | 152 |  |  | $ | (261 | ) |  | $ | (109 | )
Segment profit margin % |  |  | 29 | % |  |  | (251 | )% |  |  |  |
Unallocated expenses (income) (3) |  |  |  |  |  |  |  |  |  |  |  |
Corporate expenses |  |  |  |  |  |  |  |  |  | $ | 1,031 |
Stock compensation |  |  |  |  |  |  |  |  |  |  | 31 |
Interest income |  |  |  |  |  |  |  |  |  |  | (35 | )
Loss before income tax expense |  |  |  |  |  |  |  |  |  | $ | (1,136 | )
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] |
|  | Three Months Ended March 31, |
|  | 2025 |  |  | 2024 |
Domestic |  | $ | 295 |  |  | $ | 261 |
Foreign |  |  | 327 |  |  |  | 365 |
|  | $ | 622 |  |  | $ | 626 |
Schedules of Concentration of Risk, by Risk Factor [Table Text Block] |
|  |  | Three Months Ended March 31, |
|  |  | 2025 |  |  | 2024 |
| Segment |  | % of Revenue |  |  | % of Revenue |
Customer A | Managed Services |  |  | 81 | % |  |  | 82 | %
|  |  | As of March 31, |
|  |  | 2025 |  |  | 2024 |
| Segment |  | % of Accounts Receivable |  |  | % of Accounts Receivable |
Customer A | Collaboration Products |  |  | — | % |  |  | 73 | %
Customer B | Collaboration Products |  |  | 51 | % |  |  | — | %
Customer C | Collaboration Products |  |  | 42 | % |  |  | — | %

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