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Note 7 - Intangible Assets - Schedule of Intangible Assets (Details) - USD ($) | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Accumulated amortization | $ (38,818,207) | $ (35,185,289)
Balance | 59,245,641 |
Balance | 7,085,135 | 7,097,895
Total, cost | 105,148,983 | 103,527,331
Intangible assets, net | 66,330,776 | 68,342,042
Customer Relationships [Member] |  |
Cost | 70,023,231 | 69,052,231
Accumulated amortization | (30,734,428) | (28,141,423)
Balance | 39,288,803 | 40,910,808
Permits, Licenses and Lease Acquisition Costs [Member] |  |
Cost | 11,729,570 | 11,724,308
Accumulated amortization | (5,015,154) | (4,479,482)
Balance | 6,714,416 | 7,244,826
Site Location [Member] |  |
Cost | 849,347 | 849,347
Accumulated amortization | (334,787) | (306,708)
Balance | 514,560 | 542,639
Noncompete Agreements [Member] |  |
Cost | 626,000 | 626,000
Accumulated amortization | (612,369) | (578,500)
Balance | 13,631 | 47,500
Technology-Based Intangible Assets [Member] |  |
Cost | 1,128,000 | 1,128,000
Accumulated amortization | (459,343) | (410,250)
Balance | 668,657 | 717,750
Trademarks and Trade Names [Member] |  |
Cost | 11,152,200 | 11,152,200
Accumulated amortization | (1,382,749) | (1,089,892)
Balance | 9,769,451 | 10,062,308
Nonsolicitation Agreement [Member] |  |
Cost | 103,000 | 28,000
Accumulated amortization | (28,942) | (28,000)
Balance | 74,058 | 0
Capitalized Contract Costs [Member] |  |
Cost | 2,452,500 | 1,869,350
Accumulated amortization | (250,435) | (151,034)
Balance | $ 2,202,065 | $ 1,718,316

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