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Note 15 - Stock Option Plans (Tables) | 12 Months Ended
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Dec. 31, 2024
Notes Tables |
Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] |
|  | Year Ended December 31, |
|  | 2024 |  |  | 2023 |  |  | 2022 |
Volatility |  |  | 48.4 | % |  |  | 42.6 | % |  |  | 34.9 | %
Risk-free interest rate |  |  | 4.2 | % |  |  | 4.2 | % |  |  | 3.4 | %
Expected life (in years) |  |  | 4.45 |  |  |  | 4.46 |  |  |  | 4.60 |
Dividend yield |  |  | 0.0 | % |  |  | 0.0 | % |  |  | 0.0 | %
The weighted average grant date fair value for options issued, with the exercise price equal to market value on the date of grant |  | $ | 9.61 |  |  | $ | 10.34 |  |  | $ | 14.93 |
|  | Year Ended December 31, |
|  | 2024 |  |  | 2023 |  |  | 2022 |
Volatility |  |  | 42.7 | % |  |  | 40.6 | % |  |  | 40.7 | %
Risk-free interest rate |  |  | 4.6 | % |  |  | 4.3 | % |  |  | 4.4 | %
Expected life (in years) |  |  | 4.38 |  |  |  | 4.17 |  |  |  | 4.16 |
Dividend yield |  |  | 0.0 | % |  |  | 0.0 | % |  |  | 0.0 | %
The weighted average grant date fair value for options issued, with the exercise price equal to market value on the date of grant |  | $ | 0.52 |  |  | $ | 0.49 |  |  | $ | 0.49 |
|  | Year Ended December 31, |
|  | 2024 |  |  | 2023 |  |  | 2022 |
Volatility |  |  | 36.3 | % |  |  | 35.8 | % |  |  | N/A |
Risk-free interest rate |  |  | 3.8 | % |  |  | 3.8 | % |  |  | N/A |
Expected life (in years) |  |  | 4.36 |  |  |  | 4.18 |  |  |  | N/A |
Dividend yield |  |  | 0.0 | % |  |  | 0.0 | % |  |  | N/A |
The weighted average grant date fair value for options issued, with the exercise price equal to market value on the date of grant |  | $ | 0.13 |  |  | $ | 0.11 |  |  |  | N/A |
Share-Based Payment Arrangement, Option, Activity [Table Text Block] |
|  | Year Ended December 31, 2024 |  |  | Year Ended December 31, 2023 |  |  | Year Ended December 31, 2022 |
|  | Number of shares |  |  | Weighted average exercise price per share |  |  | Number of shares |  |  | Weighted average exercise price per share |  |  | Number of shares |  |  | Weighted average exercise price per share |
Outstanding, beginning of period |  |  | 1,132,632 |  |  | $ | 54.61 |  |  |  | 1,036,748 |  |  | $ | 59.97 |  |  |  | 904,151 |  |  | $ | 64.36 |
Granted |  |  | 323,358 |  |  |  | 21.02 |  |  |  | 172,305 |  |  |  | 25.04 |  |  |  | 262,980 |  |  |  | 42.15 |
Exercised |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (40,459 | ) |  |  | 31.95 |
Forfeited |  |  | (135,098 | ) |  |  | 27.76 |  |  |  | (41,126 | ) |  |  | 58.89 |  |  |  | (55,234 | ) |  |  | 68.11 |
Expired |  |  | (198,192 | ) |  |  | 56.86 |  |  |  | (35,295 | ) |  |  | 68.58 |  |  |  | (34,690 | ) |  |  | 58.92 |
Outstanding, end of period |  |  | 1,122,700 |  |  |  | 45.86 |  |  |  | 1,132,632 |  |  |  | 54.61 |  |  |  | 1,036,748 |  |  |  | 59.97 |
Options exercisable, end of period |  |  | 602,505 |  |  | $ | 58.58 |  |  |  | 731,945 |  |  | $ | 61.05 |  |  |  | 520,679 |  |  | $ | 62.74 |
|  | Year Ended December 31, 2024 |  |  | Year Ended December 31, 2023 |  |  | Year Ended December 31, 2022 |
|  | Number of shares |  |  | Weighted average exercise price per share |  |  | Number of shares |  |  | Weighted average exercise price per share |  |  | Number of shares |  |  | Weighted average exercise price per share |
Outstanding, beginning of period |  |  | 16,333,233 |  |  | $ | 1.28 |  |  |  | 15,975,528 |  |  | $ | 1.27 |  |  |  | - |  |  | $ | - |
Granted |  |  | 1,415,000 |  |  |  | 1.75 |  |  |  | 865,000 |  |  |  | 1.37 |  |  |  | 15,975,528 |  |  |  | 1.27 |
Exercised |  |  | (33,750 | ) |  |  | 1.27 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
Forfeited |  |  | (1,430,832 | ) |  |  | 1.28 |  |  |  | (451,708 | ) |  |  | 1.27 |  |  |  | - |  |  |  | - |
Expired |  |  | (395,654 | ) |  |  | 1.27 |  |  |  | (55,587 | ) |  |  | 1.27 |  |  |  | - |  |  |  | - |
Outstanding, end of period |  |  | 15,887,997 |  |  |  | 1.28 |  |  |  | 16,333,233 |  |  |  | 1.28 |  |  |  | 15,975,528 |  |  |  | 1.27 |
Options exercisable, end of period |  |  | 11,009,285 |  |  | $ | 1.27 |  |  |  | 7,752,114 |  |  | $ | 1.27 |  |  |  | 15,975,528 |  |  | $ | 1.27 |
|  | Year Ended December 31, 2024 |  |  | Year Ended December 31, 2023 |  |  | Year Ended December 31, 2022 |
|  | Number of shares |  |  | Weighted average exercise price per share |  |  | Number of shares |  |  | Weighted average exercise price per share |  |  | Number of shares |  |  | Weighted average exercise price per share |
Outstanding, beginning of period |  |  | 7,504,269 |  |  | $ | 6.00 |  |  |  | - |  |  | $ | - |  |  |  | N/A |  |  |  | N/A |
Granted |  |  | 123,000 |  |  |  | 6.00 |  |  |  | 8,044,000 |  |  |  | 6.00 |  |  |  | N/A |  |  |  | N/A |
Exercised |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | N/A |  |  |  | N/A |
Forfeited |  |  | (1,382,845 | ) |  |  | 6.00 |  |  |  | (438,381 | ) |  |  | 6.00 |  |  |  | N/A |  |  |  | N/A |
Expired |  |  | (284,764 | ) |  |  | 6.00 |  |  |  | (101,350 | ) |  |  | 6.00 |  |  |  | N/A |  |  |  | N/A |
Outstanding, end of period |  |  | 5,959,660 |  |  |  | 6.00 |  |  |  | 7,504,269 |  |  |  | 6.00 |  |  |  | N/A |  |  |  | N/A |
Options exercisable, end of period |  |  | 4,462,430 |  |  | $ | 6.00 |  |  |  | 3,156,281 |  |  | $ | 6.00 |  |  |  | N/A |  |  |  | N/A |
Share-Based Payment Arrangement, Option, Exercise Price Range [Table Text Block] |
|  | Options outstanding |  |  | Options exercisable |
Exercise price |  | Number outstanding |  |  | Weighted average exercise price per share |  |  | Weighted average remaining contractual life (years) |  |  | Aggregate intrinsic value |  |  | Number exercisable |  |  | Weighted average exercise price per share |  |  | Weighted average remaining contractual life (years) |  |  | Aggregate intrinsic value |
$16.47 - $19.93 |  |  | 57,500 |  |  | $ | 19.63 |  |  |  | 5.1 |  |  | $ | 72 |  |  |  | 31,250 |  |  | $ | 19.38 |  |  |  | 3.9 |  |  | $ | 47 |
$20.25 - $28.37 |  |  | 385,617 |  |  |  | 22.84 |  |  |  | 6.2 |  |  |  | 46 |  |  |  | 30,843 |  |  |  | 25.87 |  |  |  | 5.6 |  |  |  | - |
$30.70 - $30.74 |  |  | 8,750 |  |  |  | 30.72 |  |  |  | 2.9 |  |  |  | - |  |  |  | 2,500 |  |  |  | 30.74 |  |  |  | 4.9 |  |  |  | - |
$40.04 - $48.00 |  |  | 171,790 |  |  |  | 42.32 |  |  |  | 4.2 |  |  |  | - |  |  |  | 91,677 |  |  |  | 42.65 |  |  |  | 4.4 |  |  |  | - |
$51.82 - $59.98 |  |  | 55,650 |  |  |  | 56.33 |  |  |  | 1.1 |  |  |  | - |  |  |  | 55,650 |  |  |  | 56.33 |  |  |  | 1.1 |  |  |  | - |
$60.01 - $68.41 |  |  | 240,406 |  |  |  | 62.09 |  |  |  | 1.5 |  |  |  | - |  |  |  | 238,698 |  |  |  | 62.10 |  |  |  | 1.5 |  |  |  | - |
$70.13 - $79.51 |  |  | 187,425 |  |  |  | 78.37 |  |  |  | 2.9 |  |  |  | - |  |  |  | 139,513 |  |  |  | 78.40 |  |  |  | 2.9 |  |  |  | - |
$80.61 - $82.07 |  |  | 15,562 |  |  |  | 81.23 |  |  |  | 2.3 |  |  |  | - |  |  |  | 12,374 |  |  |  | 81.27 |  |  |  | 2.1 |  |  |  | - |
|  |  | 1,122,700 |  |  | $ | 45.86 |  |  |  | 4.0 |  |  | $ | 118 |  |  |  | 602,505 |  |  | $ | 58.58 |  |  |  | 2.6 |  |  | $ | 47 |
|  | Options outstanding |  |  | Options exercisable |
Exercise price |  | Number outstanding |  |  | Weighted average exercise price per share |  |  | Weighted average remaining contractual life (years) |  |  | Aggregate intrinsic value |  |  | Number exercisable |  |  | Weighted average exercise price per share |  |  | Weighted average remaining contractual life (years) |  |  | Aggregate intrinsic value |
$0 - $1.78 |  |  | 15,887,997 |  |  | $ | 1.32 |  |  |  | 4.8 |  |  | $ | 7,347 |  |  |  | 11,009,285 |  |  | $ | 1.27 |  |  |  | 4.9 |  |  | $ | 5,588 |
|  |  | 15,887,997 |  |  | $ | 1.32 |  |  |  | 4.8 |  |  | $ | 7,347 |  |  |  | 11,009,285 |  |  | $ | 1.27 |  |  |  | 4.9 |  |  | $ | 5,588 |
|  | Options outstanding |  |  | Options exercisable |
Exercise price |  | Number outstanding |  |  | Weighted average exercise price per share |  |  | Weighted average remaining contractual life (years) |  |  | Aggregate intrinsic value |  |  | Number exercisable |  |  | Weighted average exercise price per share |  |  | Weighted average remaining contractual life (years) |  |  | Aggregate intrinsic value |
$0 - $6.00 |  |  | 5,959,660 |  |  | $ | 6.00 |  |  |  | 5.2 |  |  | $ | - |  |  |  | 4,462,430 |  |  | $ | 6.00 |  |  |  | 5.3 |  |  | $ | - |
|  |  | 5,959,660 |  |  | $ | 6.00 |  |  |  | 5.2 |  |  | $ | - |  |  |  | 4,462,430 |  |  | $ | 6.00 |  |  |  | 5.3 |  |  | $ | - |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] |
|  | Year Ended December 31, |
|  | 2024 |  |  | 2023 |  |  | 2022 |
Network, other costs |  | $ | 395 |  |  | $ | 399 |  |  | $ | 399 |
Sales and marketing |  |  | 962 |  |  |  | 1,423 |  |  |  | 1,498 |
Technical operations and development |  |  | 601 |  |  |  | 634 |  |  |  | 545 |
General and administrative |  |  | 3,235 |  |  |  | 3,577 |  |  |  | 3,337 |
|  | $ | 5,193 |  |  | $ | 6,033 |  |  | $ | 5,779 |
|  | Year Ended December 31, |
|  | 2024 |  |  | 2023 |  |  | 2022 |
Network, other costs |  | $ | 104 |  |  | $ | 131 |  |  | $ | 104 |
Sales and marketing |  |  | 950 |  |  |  | 931 |  |  |  | 508 |
Technical operations and development |  |  | 261 |  |  |  | 259 |  |  |  | 407 |
General and administrative |  |  | 325 |  |  |  | 434 |  |  |  | 801 |
|  | $ | 1,640 |  |  | $ | 1,755 |  |  | $ | 1,820 |
|  | Year Ended December 31, |
|  | 2024 |  |  | 2023 |  |  | 2022 |
Network, other costs |  | $ | 34 |  |  | $ | 45 |  |  | $ | - |
Sales and marketing |  |  | 71 |  |  |  | 139 |  |  |  | - |
Technical operations and development |  |  | - |  |  |  | 6 |  |  |  | - |
General and administrative |  |  | 83 |  |  |  | 156 |  |  |  | - |
|  | $ | 188 |  |  | $ | 346 |  |  | $ | - |
|  | Year Ended December 31, |
|  | 2024 |  |  | 2023 |  |  | 2022 |
Company options |  | $ | 5,288 |  |  | $ | 6,060 |  |  | $ | 5,779 |
Wavelo options |  |  | 1,858 |  |  |  | 2,065 |  |  |  | 1,820 |
Ting options |  |  | 188 |  |  |  | 346 |  |  |  | - |
Capitalized stock-based compensation |  |  | (313 | ) |  |  | (337 | ) |  |  | - |
Total Stock Based-Compensation expense |  | $ | 7,021 |  |  | $ | 8,134 |  |  | $ | 7,599 |

X
- Definition Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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