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Note 7 - Intangible Assets - Schedule of Intangible Assets (Details) - USD ($) | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Accumulated amortization | $ (20,173,881) | $ (9,492,947)
Balance | 30,239,087 |
Total, cost | 52,445,462 | 46,525,481
Intangible assets, net | 32,271,581 | 37,032,534
Easements [Member] |  |
Accumulated amortization |  |
Balance | 2,032,494 | 1,088,413
Customer Relationships [Member] |  |
Cost | 37,743,900 | 32,638,900
Accumulated amortization | (17,890,487) | (8,326,564)
Balance | 19,853,413 | 24,312,336
Permits, Licenses and Lease Acquisition Costs [Member] |  |
Cost | 10,305,521 | 9,599,621
Accumulated amortization | (1,443,337) | (559,285)
Balance | 8,862,184 | 9,040,336
Site Location [Member] |  |
Cost | 849,347 | 849,347
Accumulated amortization | (136,839) | (80,216)
Balance | 712,508 | 769,131
Noncompete Agreements [Member] |  |
Cost | 626,000 | 614,000
Accumulated amortization | (269,318) | (145,517)
Balance | 356,682 | 468,483
Trademarks and Trade Names [Member] |  |
Cost | 722,200 | 722,200
Accumulated amortization | (267,900) | (195,417)
Balance | 454,300 | 526,783
Technology-Based Intangible Assets [Member] |  |
Cost | 138,000 | 138,000
Accumulated amortization | (138,000) | (122,657)
Balance |  | 15,343
Nonsolicitation Agreement [Member] |  |
Cost | 28,000 | 28,000
Accumulated amortization | (28,000) | (28,000)
Balance |  |
Off-Market Favorable Lease [Member] |  |
Cost |  | 847,000
Accumulated amortization |  | (35,291)
Balance |  | $ 811,709

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