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Note 16 - Stock Option Plans - Stock-based Compensation Allocation to Operating Expenses (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Capitalized Internal Use Software [Member] |  |  |
Capitalized stock based compensation | $ (337) | $ 0 | $ 0
The 2022 Wavelo Equity Compensation Plan [Member] |  |  |
Allocated share based compensation expense | 1,755 | 1,820 | 0
Allocated share based compensation expense, net | 2,065 | 1,820 | 0
The 2022 Ting Equity Compensation Plan [Member] |  |  |
Allocated share based compensation expense | 346 | 0 | 0
Allocated share based compensation expense, net | 346 | 0 | 0
Equity Compensation Plan 2006 [Member] |  |  |
Allocated share based compensation expense | 6,033 | 5,779 | 4,592
Allocated share based compensation expense, net | 6,060 | 5,779 | 4,592
Total Stock Based Compensation Expense [Member] |  |  |
Allocated share based compensation expense, net | 8,134 | 7,599 | 4,592
Network Expenses [Member] | The 2022 Wavelo Equity Compensation Plan [Member] |  |  |
Allocated share based compensation expense | 131 | 104 | 0
Network Expenses [Member] | The 2022 Ting Equity Compensation Plan [Member] |  |  |
Allocated share based compensation expense | 45 | 0 | 0
Network Expenses [Member] | Equity Compensation Plan 2006 [Member] |  |  |
Allocated share based compensation expense | 399 | 399 | 531
Sales and Marketing Expense [Member] | The 2022 Wavelo Equity Compensation Plan [Member] |  |  |
Allocated share based compensation expense | 931 | 508 | 0
Sales and Marketing Expense [Member] | The 2022 Ting Equity Compensation Plan [Member] |  |  |
Allocated share based compensation expense | 139 | 0 | 0
Sales and Marketing Expense [Member] | Equity Compensation Plan 2006 [Member] |  |  |
Allocated share based compensation expense | 1,423 | 1,498 | 1,941
Technical Operations and Development [Member] | The 2022 Wavelo Equity Compensation Plan [Member] |  |  |
Allocated share based compensation expense | 259 | 407 | 0
Technical Operations and Development [Member] | The 2022 Ting Equity Compensation Plan [Member] |  |  |
Allocated share based compensation expense | 6 | 0 | 0
Technical Operations and Development [Member] | Equity Compensation Plan 2006 [Member] |  |  |
Allocated share based compensation expense | 634 | 545 | 824
General and Administrative Expense [Member] | The 2022 Wavelo Equity Compensation Plan [Member] |  |  |
Allocated share based compensation expense | 434 | 801 | 0
General and Administrative Expense [Member] | The 2022 Ting Equity Compensation Plan [Member] |  |  |
Allocated share based compensation expense | 156 | 0 | 0
General and Administrative Expense [Member] | Equity Compensation Plan 2006 [Member] |  |  |
Allocated share based compensation expense | $ 3,577 | $ 3,337 | $ 1,296

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479830/718-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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