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Note 10 - Revenue (Tables) | 3 Months Ended
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Mar. 31, 2018
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three months ended March 31, |
|  | 2018 |  |  | 2017 |
Network Access Services: |  |  |  |  |  |  |  |
Mobile Services |  | $ | 21,872,109 |  |  | $ | 17,962,868 |
Other Services |  |  | 1,736,116 |  |  |  | 1,286,917 |
Total Network Access Services |  |  | 23,608,225 |  |  |  | 19,249,785 |
Domain Services: |  |  |  |  |  |  |  |
Wholesale |  |  |  |  |  |  |  |
Domain Services |  |  | 58,427,707 |  |  |  | 39,091,817 |
Value Added Services |  |  | 4,434,572 |  |  |  | 3,907,889 |
Total Wholesale |  |  | 62,862,279 |  |  |  | 42,999,706 |
Retail |  |  | 8,436,563 |  |  |  | 6,401,703 |
Portfolio |  |  | 888,624 |  |  |  | 916,868 |
Total Domain Services |  |  | 72,187,466 |  |  |  | 50,318,277 |
|  | $ | 95,795,691 |  |  | $ | 69,568,062 |
Schedule of Cost of Revenues by Revenue Stream [Table Text Block] |
|  | Three months ended March 31, |
|  | 2018 |  |  | 2017 |
Network Access Services: |  |  |  |  |  |  |  |
Mobile Services |  | $ | 11,265,767 |  |  | $ | 9,567,160 |
Other Services |  |  | 940,751 |  |  |  | 825,256 |
Total Network Access Services |  |  | 12,206,518 |  |  |  | 10,392,416 |
Domain Services: |  |  |  |  |  |  |  |
Wholesale |  |  |  |  |  |  |  |
Domain Services |  |  | 51,314,038 |  |  |  | 34,462,926 |
Value Added Services |  |  | 857,268 |  |  |  | 575,923 |
Total Wholesale |  |  | 52,171,306 |  |  |  | 35,038,849 |
Retail |  |  | 4,409,742 |  |  |  | 3,617,402 |
Portfolio |  |  | 184,654 |  |  |  | 262,045 |
Total Domain Services |  |  | 56,765,702 |  |  |  | 38,918,296 |
Network Expenses: |  |  |  |  |  |  |  |
Network, other costs |  |  | 2,574,087 |  |  |  | 2,343,196 |
Network, depreciation and amortization costs |  |  | 1,630,175 |  |  |  | 970,509 |
|  |  | 4,204,262 |  |  |  | 3,313,705 |
|  | $ | 73,176,482 |  |  | $ | 52,624,417 |
Contract with Customer, Asset and Liability [Table Text Block] |
|  | March 31, 2018 |
Balance, beginning of period |  | $ | 160,581,528 |
Deferral of revenue |  |  | 60,370,051 |
Recognition of revenue 1 |  |  | (69,968,261 | )
Balance, end of period |  | $ | 150,983,318 |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table Text Block] |
|  | March 31, 2018 |
Remainder of 2018 |  | $ | 108,710,643 |
2019 |  |  | 24,366,389 |
2020 |  |  | 7,116,720 |
2021 |  |  | 4,010,109 |
2022 |  |  | 2,561,121 |
Thereafter |  |  | 3,658,053 |
Total |  | $ | 150,423,035 |

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