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Note 15 - Industry Segments - Schedule of Segment Reporting Information, by Segment (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Revenue | $ 45,743,463 | $ 41,389,138
Segment gross profit | 27,234,805 | 23,777,771
Segment (loss) income from operations | (4,026,054) | (12,412,096)
Capital expenditures | 48,896,178 | 11,775,518
Depreciation and amortization | 7,691,703 | 13,574,141
Accounts receivable, net | 4,041,563 | 4,190,543
Goodwill | 124,446,446 | 106,272,501
Total assets | 509,653,885 | 436,908,210
Operating Segments [Member] | GIG [Member] |  |
Revenue | 13,645,962 | 12,959,971
Segment gross profit | 6,955,759 | 6,669,753
Segment (loss) income from operations | (197,377) | (2,216,421)
Capital expenditures | 0 | 46,868
Depreciation and amortization | 484,495 | 1,179,450
Accounts receivable, net | 1,160,424 | 1,213,823
Goodwill | 8,719,294 | 8,719,294
Total assets | 54,536,523 | 45,956,410
Operating Segments [Member] | LMH [Member] |  |
Revenue | 28,260,964 | 28,429,167
Segment gross profit | 16,988,615 | 17,108,018
Segment (loss) income from operations | 607,542 | (5,765,105)
Capital expenditures | 4,354,770 | 11,728,650
Depreciation and amortization | 6,636,205 | 12,394,691
Accounts receivable, net | 2,633,711 | 2,976,720
Goodwill | 97,572,994 | 97,553,207
Total assets | 219,607,150 | 224,258,311
Operating Segments [Member] | FIF [Member] |  |
Revenue | 3,836,537 | 0
Segment gross profit | 3,290,431 | 0
Segment (loss) income from operations | 388,960 | 0
Capital expenditures | 43,806,659 | 0
Depreciation and amortization | 571,003 | 0
Accounts receivable, net | 247,428 | 0
Goodwill | 18,154,158 | 0
Total assets | 48,496,371 | 0
Segment Reconciling Items [Member] |  |
Revenue | 0 | 0
Segment gross profit | 0 | 0
Segment (loss) income from operations | (4,825,179) | (4,430,570)
Capital expenditures | 734,749 | 0
Depreciation and amortization |  | 0
Accounts receivable, net | 0 | 0
Goodwill |  | 0
Total assets | $ 187,013,841 | $ 166,693,489

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