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Note 6 - Goodwill and Other Intangible Assets (Details Textual) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2026 | Dec. 31, 2025
Goodwill | $ 130,410 | $ 130,410
Network Rights [Member] |  |
Intangible Asset, Excluding Goodwill, Indefinite-Lived | $ 100 |
Customer Assets and Domain Names [Member] |  |
Finite-Lived Intangible Asset, Useful Life (Year) | 7 years |
Intangible Asset, Finite-Lived, Acquired | $ 900 |
Minimum [Member] |  |
Finite-Lived Intangible Asset, Useful Life (Year) | 2 years |
Maximum [Member] |  |
Finite-Lived Intangible Asset, Useful Life (Year) | 15 years |
Weighted Average [Member] |  |
Finite-Lived Intangible Asset, Useful Life (Year) | 2 years 7 months 6 days |
Domain Services Operating Segment [Member] |  |
Goodwill | $ 107,700 |
Goodwill Percentage Related to Operating Segments | 83.00% |
Network Access Services [Member] |  |
Goodwill | $ 22,700 |
Goodwill Percentage Related to Operating Segments | 17.00% |

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