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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	Nov. 30, 2020	Sep. 30, 2015	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023	Nov. 22, 2006
Common Stock, Shares, Outstanding (in shares)						10,957,269		10,957,269		10,903,405
Share-Based Payment Arrangement, Expense						$ 1,702	$ 2,052	$ 3,575	$ 4,298
Capitalized Internal Use Software [Member]
Share-Based Payment Arrangement, Amount Capitalized						82	182	170	182
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						1,250	1,675	$ 2,674	3,179
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
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
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount						5,100		$ 5,100
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)								2 years 10 months 24 days
The 2022 Wavelo Equity Compensation Plan [Member]
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
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount						3,700		$ 3,700
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)								2 years
Common Stock, Capital Shares Reserved for Future Issuance (in shares)		25,000,000
Common Stock, Shares, Outstanding (in shares)		100,000,000
Share-Based Payment Arrangement, Expense						490	510	$ 959	1,056
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 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						44	49	112	245
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)								2 years 2 months 12 days
Share-Based Payment Arrangement, Expense						$ 1,700	$ 2,100	$ 3,600	$ 4,300

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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