Note 5 - Goodwill and Intangibles - Schedule of Finite-Lived Intangible Assets (Details) - USD ($) |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Finite-Lived Intangible Assets, Gross | $ 46,756,259 | $ 46,756,259 |
| Finite-Lived Intangible Assets, Accumulated Amortization | 36,367,196 | 34,319,885 |
| Net Identified Intangible Assets | 10,389,063 | 12,436,374 |
| Spectrum [Member] | ||
| Indefinitely-Lived Intangible Assets, Gross | 877,814 | 877,814 |
| Customer Relationships [Member] | ||
| Finite-Lived Intangible Assets, Gross | 42,878,445 | 42,878,445 |
| Finite-Lived Intangible Assets, Accumulated Amortization | $ 35,295,746 | 33,677,015 |
| Customer Relationships [Member] | Minimum [Member] | ||
| Finite-Lived Intangible Asset, Useful Life | 14 years | |
| Customer Relationships [Member] | Maximum [Member] | ||
| Finite-Lived Intangible Asset, Useful Life | 15 years | |
| Video Franchise [Member] | ||
| Finite-Lived Intangible Assets, Gross | $ 3,000,000 | 3,000,000 |
| Finite-Lived Intangible Assets, Accumulated Amortization | $ 1,071,450 | $ 642,870 |