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Note 10 - Revenue - Cost of Revenue (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Network, other costs |  | $ 26,723 | $ 28,222 | $ 17,433
Cost of Revenue Property and Equipment Impairment |  | 1,441 | 4,822 | 92
Cost of revenue |  | 279,246 | 272,670 | 242,894
Cost of Revenue |  | 279,246 | 272,670 | 242,894
Operating Segments [Member] |  |  |  |
Network, other costs | [1] | 33,602 | 33,644 | 15,228
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] |  |  |  |
Cost of revenue |  | 12,637 | 10,065 | 9,448
Network Expenses [Member] |  |  |  |
Network, other costs |  | 26,723 | 28,222 | 17,433
Network, depreciation and amortization costs |  | 41,335 | 37,370 | 29,101
Cost of Revenue Property and Equipment Impairment |  | 1,441 | 4,822 | 92
Cost of revenue |  | 69,499 | 70,414 | 46,626
Cost of Revenue |  | 69,499 | 70,414 | 46,626
Ting [Member] | Operating Segments [Member] |  |  |  |
Network, other costs | [1] | 16,918 | 17,872 | 5,107
Ting [Member] | Fiber Internet Services [Member] | Operating Segments [Member] |  |  |  |
Cost of revenue |  | 18,754 | 20,151 | 17,004
Wavelo [Member] | Operating Segments [Member] |  |  |  |
Cost of revenue |  | 1,273 | 2,626 | 2,926
Network, other costs | [1] | 9,710 | 9,649 | 4,245
Wavelo [Member] | Platform Services [Member] | Operating Segments [Member] |  |  |  |
Cost of revenue |  | 1,248 | 1,337 | 1,294
Wavelo [Member] | Other Services [Member] | Operating Segments [Member] |  |  |  |
Cost of revenue |  | 25 | 1,289 | 1,632
Tucows Domains [Member] | Operating Segments [Member] |  |  |  |
Cost of revenue |  | 177,083 | 169,414 | 166,890
Network, other costs | [1] | 6,974 | 6,123 | 5,876
Tucows Domains [Member] | Operating Segments [Member] | Wholesale [Member] |  |  |  |
Cost of revenue |  | 160,458 | 152,913 | 150,408
Tucows Domains [Member] | Operating Segments [Member] | Retail Services [Member] |  |  |  |
Cost of revenue |  | 16,625 | 16,501 | 16,482
Tucows Domains [Member] | Domain Services [Member] | Operating Segments [Member] | Wholesale [Member] |  |  |  |
Cost of revenue |  | 158,383 | 150,664 | 147,894
Tucows Domains [Member] | Value Added Services [Member] | Operating Segments [Member] | Wholesale [Member] |  |  |  |
Cost of revenue |  | $ 2,075 | $ 2,249 | $ 2,514
[1] | Network Costs in segment reports provided to the CODM include certain construction expenses for Ting, which are reported as Direct Costs of Revenue in the Consolidated Statements of Operations and Comprehensive Loss.

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