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Note 10 - Revenue - Cost of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Cost of revenue | $ 76,353 | $ 68,613 | $ 147,431 | $ 137,754
Network, other costs | 6,458 | 6,862 | 11,633 | 13,979
Network, depreciation and amortization cost | 10,826 | 10,423 | 21,568 | 20,653
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] |  |  |  |
Cost of revenue | 4,224 | 2,737 | 8,371 | 5,474
Network Expenses [Member] |  |  |  |
Cost of revenue | 17,284 | 17,285 | 33,201 | 34,632
Network, other costs | 6,023 | 6,862 | 10,994 | 13,926
Network, depreciation and amortization cost | 10,826 | 10,423 | 21,568 | 19,922
Cost of Revenue Property and Equipment Impairment | 435 | 0 | 639 | 53
Ting [Member] | Fiber Internet Services [Member] |  |  |  |
Cost of revenue | 8,706 | 4,753 | 14,543 | 10,113
Mobile Services [Member] |  |  |  |
Cost of revenue | 95 | 339 | 232 | 690
Mobile Services [Member] | Platform Services [Member] |  |  |  |
Cost of revenue | 95 | 332 | 232 | 664
Mobile Services [Member] | Other Services [Member] |  |  |  |
Cost of revenue | 0 | 7 | 0 | 26
Domain Name Services [Member] |  |  |  |
Cost of revenue | 46,044 | 43,499 | 91,084 | 86,845
Domain Name Services [Member] | Wholesale [Member] |  |  |  |
Cost of revenue | 41,649 | 39,441 | 82,511 | 78,651
Domain Name Services [Member] | Retail Services [Member] |  |  |  |
Cost of revenue | 4,395 | 4,058 | 8,573 | 8,194
Domain Name Services [Member] | Domain Services [Member] | Wholesale [Member] |  |  |  |
Cost of revenue | 41,193 | 38,921 | 81,575 | 77,584
Domain Name Services [Member] | Value Added Services [Member] | Wholesale [Member] |  |  |  |
Cost of revenue | $ 456 | $ 520 | $ 936 | $ 1,067

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