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Note 6 - Business Acquisitions - Schedule of Recognized Identified Assets Acquired and Liabilities Assumed (Details) - USD ($) | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Goodwill, Ending Balance | $ 152,090,748 | $ 151,336,976
Keleher Outdoor [Member] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total | 3,276,245 |
Goodwill, Ending Balance | 8,065,314 |
Right of use assets | 1,634,263 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets | 199,329 |
Total Assets Acquired | 14,350,408 |
Lease liabilities | 1,634,263 |
Other | 496,145 |
Total Liabilities Assumed | 2,130,408 |
Total | 12,220,000 |
Keleher Outdoor [Member] | Permits [Member] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total | 179,257 |
Link Billboards Oklahoma LLC [Member] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total | 8,419,759 |
Goodwill, Ending Balance | 12,701,472 |
Right of use assets | 4,093,478 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets | 205,272 |
Total Assets Acquired | 27,016,158 |
Lease liabilities | 4,093,478 |
Other | 777,332 |
Total Liabilities Assumed | 4,870,810 |
Total | 22,145,348 |
Link Billboards Oklahoma LLC [Member] | Customer Relationships [Member] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total | 1,174,000 |
Link Billboards Oklahoma LLC [Member] | Permits [Member] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total | 422,177 |
FibAire Communications LLC [Member] | Customer Relationships [Member] |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total | $ 996,000 |

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