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Note 15 - Share-based Payments (Details Textual) - USD ($) $ in Thousands				1 Months Ended			3 Months Ended		6 Months Ended
	Jan. 16, 2023	Nov. 09, 2022	Oct. 08, 2010	Jun. 30, 2024	Nov. 30, 2020	Sep. 30, 2015	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024	Nov. 22, 2006
Common Stock, Shares, Outstanding (in shares)							11,065,641		11,065,641		11,014,655
Capitalized Internal Use Software [Member]
Share-Based Payment Arrangement, Amount Capitalized							$ 65	$ 82	$ 116	$ 170
Share-Based Payment Arrangement, Option [Member]
Share-Based Payment Arrangement, Expense							1,400	1,700	2,900	3,600
Equity Compensation Plan 2006 [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized (in shares)			1,725,000		4,000,000	2,475,000						1,250,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized (in shares)			475,000		1,530,000	750,000
Share-Based Payment Arrangement, Expense							967	$ 1,250	$ 2,050	$ 2,674
Equity Compensation Plan 2006 [Member] | Share-Based Payment Arrangement, Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)									4 years
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year)									7 years
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount							3,800		$ 3,800
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)									2 years 9 months 18 days
Equity Compensation Plan 2006 [Member] | Automatic Formula Grants of Nonqualified Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)									1 year
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year)									5 years
The 2022 Wavelo Equity Compensation Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized (in shares)				25,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)		3 years
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year)		7 years
Common Stock, Capital Shares Reserved for Future Issuance (in shares)		20,000,000
Common Stock, Shares, Outstanding (in shares)				120,000,000				120,000,000		120,000,000
Share-Based Payment Arrangement, Expense							453	$ 490	$ 895	$ 959
The 2022 Wavelo Equity Compensation Plan [Member] | Share-Based Payment Arrangement, Tranche One [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage		25.00%
The 2022 Wavelo Equity Compensation Plan [Member] | Share-Based Payment Arrangement, Option [Member]
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount							2,800		$ 2,800
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)									1 year 9 months 18 days
The 2022 Ting Equity Compensation Plan [Member]
Common Stock, Capital Shares Reserved for Future Issuance (in shares)	10
Common Stock, Shares, Outstanding (in shares)	100
Share-Based Payment Arrangement, Expense							30	$ 44	$ 61	$ 112
The 2022 Ting Equity Compensation Plan [Member] | Share-Based Payment Arrangement, Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period (Year)	4 years
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period (Year)	7 years
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount							$ 500		$ 500
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)									1 year 3 months 18 days

X

- Definition

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

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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