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Note 7 - Intangible Assets - Schedule of Future Amortization, Intangible Assets Acquired in Acquisitions (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017
2019 | $ 11,386,782 |
2020 | 9,939,931 |
2021 | 6,566,661 |
2022 | 1,161,731 |
2023 | 1,117,465 |
Thereafter | 5,771,551 |
Total | 35,944,121 |
Customer Relationships [Member] |  |
2019 | 10,167,291 |
2020 | 8,750,949 |
2021 | 5,394,096 |
2022 |  |
2023 |  |
Thereafter |  |
Total | $ 24,312,336 | $ 5,162,367
Intangible assets, weighted average useful life (Month) | 2 years 90 days |
Permits, Licenses and Lease Acquisition Costs [Member] |  |
2019 | $ 867,542 |
2020 | 867,542 |
2021 | 867,542 |
2022 | 867,542 |
2023 | 867,542 |
Thereafter | 4,702,626 |
Total | $ 9,040,336 | 2,005,271
Intangible assets, weighted average useful life (Month) | 10 years 150 days |
Site Location [Member] |  |
2019 | $ 56,623 |
2020 | 56,623 |
2021 | 56,623 |
2022 | 56,623 |
2023 | 56,623 |
Thereafter | 486,016 |
Total | $ 769,131 | 825,754
Intangible assets, weighted average useful life (Month) | 13 years 210 days |
Noncompete Agreements [Member] |  |
2019 | $ 122,800 |
2020 | 115,217 |
2021 | 98,800 |
2022 | 87,966 |
2023 | 43,700 |
Thereafter |  |
Total | $ 468,483 | 218,583
Intangible assets, weighted average useful life (Month) | 3 years 300 days |
Trademarks and Trade Names [Member] |  |
2019 | $ 72,483 |
2020 | 64,900 |
2021 | 64,900 |
2022 | 64,900 |
2023 | 64,900 |
Thereafter | 194,700 |
Total | $ 526,783 | 609,950
Intangible assets, weighted average useful life (Month) | 5 years 60 days |
Technology-Based Intangible Assets [Member] |  |
2019 | $ 15,343 |
2020 |  |
2021 |  |
2022 |  |
2023 |  |
Thereafter |  |
Total | $ 15,343 | 61,338
Intangible assets, weighted average useful life (Month) | 120 days |
Off-Market Favorable Lease [Member] |  |
2019 | $ 84,700 |
2020 | 84,700 |
2021 | 84,700 |
2022 | 84,700 |
2023 | 84,700 |
Thereafter | 388,209 |
Total | $ 811,709 |
Intangible assets, weighted average useful life (Month) | 9 years 210 days |

X
- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized in the next rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References No definition available. + Details
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized after the fifth rolling twelve months following the latest balance sheet. For interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References No definition available. + Details
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