Note 11 - Revenue 1 (Details Textual) $ in Millions	3 Months Ended
Mar. 31, 2026 USD ($)	Mar. 31, 2025 USD ($)
Minimum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	2 years
Minimum [Member] \| Active Domain Name Contracts [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	1 year
Maximum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	15 years
Maximum [Member] \| Active Domain Name Contracts [Member]
Finite-Lived Intangible Asset, Useful Life (Year)	10 years
Customer Concentration Risk [Member] \| Revenue Benchmark [Member]
Number of Customers	1	1
Customer Concentration Risk [Member] \| Revenue Benchmark [Member] \| Wavelo [Member] \| Operating Segments [Member] \| One Customer [Member]
Concentration Risk, Percentage	11.00%	12.00%
Revenue from Contract with Customer, Excluding Assessed Tax	$ 11.0	$ 10.9
Customer Concentration Risk [Member] \| Accounts Receivable [Member]
Number of Customers	1	1
Customer Concentration Risk [Member] \| Accounts Receivable [Member] \| One Customer [Member]
Concentration Risk, Percentage	50.00%	44.00%

Represents the number of customers as defined by the entity.

No definition available.

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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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- Definition

Useful life of finite-lived intangible asset, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

+ References

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- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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Period Type:	duration

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