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Note 6 - Business Acquisitions (Details Textual) - USD ($) |  |  |  |  |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Apr. 01, 2021 | Jan. 26, 2021 | Dec. 29, 2020 | Mar. 10, 2020 | Jan. 01, 2020 | Jun. 30, 2021 | Jun. 30, 2021 | Dec. 31, 2020
Goodwill, Ending Balance |  |  |  |  |  | $ 129,576,746 | $ 129,576,746 | $ 124,446,446
UBB [Member] |  |  |  |  |  |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners |  |  |  |  |  | 20.00% | 20.00% |
Minimum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  |  |  |  | 2 years |  |  |
Maximum [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  |  |  |  | 50 years |  |  |
Assets Acquired from Acquisition [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  |  |  |  | 2 years |  |  |
Assets Acquired from Acquisition [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  |  |  |  | 15 years |  |  |
Thomas Outdoors, LLC [Member] |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Total |  | $ 6,102,508 |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total |  | 1,706,708 |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total |  | 1,551,000 |  |  |  |  |  |
Goodwill, Ending Balance |  | 2,618,431 |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets |  | $ 226,369 |  |  |  |  |  |
Thomas Outdoors, LLC [Member] | Customer Relationships [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  | 15 years |  |  |  |  |  |
Thomas Outdoors, LLC [Member] | Permits [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  | 10 years |  |  |  |  |  |
Acquisition of ACS [member] |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Total | $ 3,455,000 |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total | 87,780 |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total | 970,000 |  |  |  |  |  |  |
Goodwill, Ending Balance | 2,339,628 |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets | $ 57,592 |  |  |  |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 100.00% |  |  |  |  |  |  |
Payments to Acquire Businesses, Gross | $ 2,225,000 |  |  |  |  |  |  |
Payments to Acquire Businesses, Percentage of Cash Held Back to Be Disbursed | 10.00% |  |  |  |  |  |  |
Payments to Acquire Businesses, Cash Held Back to Be Disbursed, Period (Month) | 18 months |  |  |  |  |  |  |
Business Combination, Contingent Consideration, Liability, Total | $ 1,230,000 |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Low | 0 |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | $ 1,275,000 |  |  |  |  |  |  |
Business Combination, Contingent Consideration Arrangements, Term (Month) | 24 months |  |  |  |  |  |  |
Acquisition of ACS [member] | Customer Relationships [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) | 15 years |  |  |  |  |  |  |
Acquisition of ACS [member] | Trademarks and Trade Names [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) | 15 years |  |  |  |  |  |  |
FibAire Communications LLC [Member] |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Total |  |  |  | $ 13,712,491 |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total |  |  |  |  |  |  |  | 3,112,459
Goodwill, Ending Balance |  |  |  |  |  |  |  | 7,124,158
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets |  |  |  |  |  |  |  | 184,737
Business Combination, Consideration Transferred, Percent, Cash |  |  |  | 90.00% |  |  |  |
Business Combination, Consideration Transferred, Percent, Equity |  |  |  | 10.00% |  |  |  |
Business Combination, Equity Issued, Percent Issued to Acquired Company |  |  |  | 10.00% |  |  |  |
FibAire Communications LLC [Member] | Fiber, Towers, and Broadband Equipment [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  |  |  |  |  |  | 5 years |
FibAire Communications LLC [Member] | Fiber, Towers, and Broadband Equipment [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  |  |  |  |  |  | 20 years |
FibAire Communications LLC [Member] | Customer Relationships [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total |  |  |  |  |  |  |  | 1,480,000
FibAire Communications LLC [Member] | Permits [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total |  |  |  |  |  |  |  | 260,000
FibAire Communications LLC [Member] | Trademarks and Trade Names [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total |  |  |  |  |  |  |  | 970,000
Finite-Lived Intangible Asset, Useful Life (Year) |  |  |  |  |  |  | 20 years |
FibAire Communications LLC [Member] | Customer Relationships and Permits [Member] |  |  |  |  |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  |  |  |  |  |  | 10 years |
FIF AireBeam LLC [Member] |  |  |  |  |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired |  |  |  |  |  | 10.00% | 10.00% |
Payments to Acquire Businesses, Gross |  |  |  |  |  | $ 664,414 |  |
Utah Broadband, LLC [Member] |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Total |  |  | $ 26,603,700 |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Total |  |  |  |  |  |  |  | 6,170,000
Goodwill, Ending Balance |  |  |  |  |  |  |  | 11,030,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets |  |  |  |  |  |  |  | 201,000
Business Combination, Consideration Transferred, Percent, Cash |  |  | 80.00% |  |  |  |  |
Utah Broadband, LLC [Member] | Equity of FIF Utah [Member] |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Percent, Equity |  |  | 20.00% |  |  |  |  |
Utah Broadband, LLC [Member] | Fiber, Towers, and Broadband Equipment [Member] | Minimum [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  |  |  |  |  |  | 5 years |
Utah Broadband, LLC [Member] | Fiber, Towers, and Broadband Equipment [Member] | Maximum [Member] |  |  |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  |  |  |  |  |  | 20 years |
Utah Broadband, LLC [Member] | Customer Relationships [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total |  |  |  |  |  |  |  | 7,400,000
Utah Broadband, LLC [Member] | Permits [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total |  |  |  |  |  |  |  | 330,000
Utah Broadband, LLC [Member] | Trademarks and Trade Names [Member] |  |  |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total |  |  |  |  |  |  |  | $ 1,910,000

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