Note 16 - Stock Option Plans - Stock-based Compensation Allocation to Operating Expenses (Details) - USD ($) $ in Thousands	12 Months Ended
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

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(ii)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480429/718-10-50-2

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