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Note 11 - Revenue - Cost of Revenue (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Network, other costs | $ 28,222 | $ 17,433 | $ 14,769
Network, impairment | 4,822 | 92 | 201
Cost of revenue | 272,670 | 242,894 | 226,044
Corporate, Non-Segment [Member] |  |  |
Cost of revenue | 10,065 | 9,448 | 12,208
Network Expenses [Member] |  |  |
Network, other costs | 28,222 | 17,433 | 14,769
Network, depreciation and amortization costs | 37,370 | 29,101 | 18,035
Network, impairment | 4,822 | 92 | 201
Cost of revenue | 70,414 | 46,626 | 33,005
Fiber Internet Services [Member] |  |  |
Cost of revenue | 20,151 | 17,004 | 12,035
Mobile Services [Member] |  |  |
Cost of revenue | 2,626 | 2,926 | 1,308
Mobile Services [Member] | Platform Services [Member] |  |  |
Cost of revenue | 1,337 | 1,294 | 504
Mobile Services [Member] | Other Services [Member] |  |  |
Cost of revenue | 1,289 | 1,632 | 804
Domain Name Services [Member] |  |  |
Cost of revenue | 169,414 | 166,890 | 167,488
Domain Name Services [Member] | Wholesale [Member] |  |  |
Cost of revenue | 152,913 | 150,408 | 149,757
Domain Name Services [Member] | Retail Services [Member] |  |  |
Cost of revenue | 16,501 | 16,482 | 17,731
Domain Name Services [Member] | Domain Services [Member] | Wholesale [Member] |  |  |
Cost of revenue | 150,664 | 147,894 | 147,213
Domain Name Services [Member] | Value Added Services [Member] | Wholesale [Member] |  |  |
Cost of revenue | $ 2,249 | $ 2,514 | $ 2,544

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