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Note 10 - Revenue (Tables) | 9 Months Ended
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Sep. 30, 2019
Notes Tables |
Disaggregation of Revenue [Table Text Block] |
|  | Three months ended September 30, |  |  | Nine months ended September 30, |
|  | 2019 |  |  | 2018 (1) |  |  | 2019 |  |  | 2018 (1) |
Network Access Services: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mobile Services |  | $ | 21,722 |  |  | $ | 22,546 |  |  | $ | 63,516 |  |  | $ | 66,829 |
Other Services |  |  | 2,890 |  |  |  | 2,033 |  |  |  | 7,977 |  |  |  | 5,664 |
Total Network Access Services |  |  | 24,612 |  |  |  | 24,579 |  |  |  | 71,493 |  |  |  | 72,493 |
Domain Services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Wholesale |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Domain Services |  |  | 47,259 |  |  |  | 45,071 |  |  |  | 136,336 |  |  |  | 146,038 |
Value Added Services |  |  | 5,154 |  |  |  | 4,540 |  |  |  | 14,113 |  |  |  | 13,576 |
Total Wholesale |  |  | 52,413 |  |  |  | 49,611 |  |  |  | 150,449 |  |  |  | 159,614 |
Retail |  |  | 8,713 |  |  |  | 8,731 |  |  |  | 26,138 |  |  |  | 25,644 |
Portfolio |  |  | 2,391 |  |  |  | 598 |  |  |  | 3,119 |  |  |  | 2,650 |
Total Domain Services |  |  | 63,517 |  |  |  | 58,940 |  |  |  | 179,706 |  |  |  | 187,908 |
|  | $ | 88,129 |  |  | $ | 83,519 |  |  | $ | 251,199 |  |  | $ | 260,401 |
Schedule of Cost of Revenues by Revenue Stream [Table Text Block] |
|  | Three months ended September 30, |  |  | Nine months ended September 30, |
|  | 2019 |  |  | 2018 (1) |  |  | 2019 |  |  | 2018 (1) |
Network Access Services: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mobile Services |  | $ | 11,171 |  |  | $ | 11,399 |  |  | $ | 32,721 |  |  | $ | 34,643 |
Other Services |  |  | 936 |  |  |  | 872 |  |  |  | 2,960 |  |  |  | 3,103 |
Total Network Access Services |  |  | 12,107 |  |  |  | 12,271 |  |  |  | 35,681 |  |  |  | 37,746 |
Domain Services |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Wholesale |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Domain Services |  |  | 38,337 |  |  |  | 37,414 |  |  |  | 110,993 |  |  |  | 124,572 |
Value Added Services |  |  | 773 |  |  |  | 807 |  |  |  | 2,306 |  |  |  | 2,412 |
Total Wholesale |  |  | 39,110 |  |  |  | 38,221 |  |  |  | 113,299 |  |  |  | 126,984 |
Retail |  |  | 4,359 |  |  |  | 4,465 |  |  |  | 13,126 |  |  |  | 13,320 |
Portfolio |  |  | 180 |  |  |  | 148 |  |  |  | 455 |  |  |  | 528 |
Total Domain Services |  |  | 43,649 |  |  |  | 42,834 |  |  |  | 126,880 |  |  |  | 140,832 |
Network Expenses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Network, other costs |  |  | 2,254 |  |  |  | 2,315 |  |  |  | 7,034 |  |  |  | 7,590 |
Network, depreciation and amortization costs |  |  | 2,545 |  |  |  | 1,838 |  |  |  | 6,872 |  |  |  | 5,194 |
|  |  | 4,799 |  |  |  | 4,153 |  |  |  | 13,906 |  |  |  | 12,784 |
|  | $ | 60,555 |  |  | $ | 59,258 |  |  | $ | 176,467 |  |  | $ | 191,362 |
Contract with Customer, Asset and Liability [Table Text Block] |
|  | Nine months ended September 30, 2019 |
Balance, beginning of period |  |  | 143,694 |
Acquired in a business combination 1 |  |  | 12,509 |
Deferred revenue |  |  | 176,675 |
Recognized revenue |  |  | (178,737 | )
Balance, end of period |  |  | 154,141 |

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