Note 10 - Revenue - Cost of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Network, other costs	$ 2,612	$ 2,254	$ 7,513	$ 7,034
Impairment of Property Plant and Equipment	113	0	1,638	0
Cost of revenue	54,370	60,555	172,361	176,467
Network Expenses [Member]
Network, other costs	2,612	2,254	7,513	7,034
Network, depreciation and amortization costs	3,315	2,545	9,902	6,872
Impairment of Property Plant and Equipment	113	0	1,638	0
Cost of revenue	6,040	4,799	19,053	13,906
Network Access Services [Member]
Cost of revenue	6,389	12,107	28,287	35,681
Network, other costs	484	515	1,627	1,552
Impairment of Property Plant and Equipment	113		1,638
Cost of revenue	9,643	14,431	39,255	42,174
Network Access Services [Member] \| Fiber Internet Services [Member]
Cost of revenue	1,682	936	5,063	2,960
Network Access Services [Member] \| Mobile Services [Member]
Cost of revenue	4,707	11,171	23,224	32,721
Network Access Services [Member] \| Mobile Services [Member] \| Retail Mobile Services [Member]
Cost of revenue	3,440	11,171	21,957	32,721
Network Access Services [Member] \| Mobile Services [Member] \| Mobile Platform Services [Member]
Cost of revenue	0	0	0	0
Network Access Services [Member] \| Mobile Services [Member] \| Other Services [Member]
Cost of revenue	1,267	0	1,267	0
Domain Name Services [Member]
Cost of revenue	41,941	43,649	125,021	126,880
Network, other costs	2,128	1,739	5,886	5,482
Impairment of Property Plant and Equipment	0		0
Cost of revenue	44,727	46,124	133,106	134,293
Domain Name Services [Member] \| Wholesale [Member]
Cost of revenue	37,536	39,110	111,906	113,299
Domain Name Services [Member] \| Wholesale [Member] \| Domain Services [Member]
Cost of revenue	36,812	38,337	109,635	110,993
Domain Name Services [Member] \| Wholesale [Member] \| Value Added Services [Member]
Cost of revenue	724	773	2,271	2,306
Domain Name Services [Member] \| Retail Services [Member]
Cost of revenue	4,298	4,359	12,751	13,126
Domain Name Services [Member] \| Portfolio [Member]
Cost of revenue	$ 107	$ 180	$ 364	$ 455

Cost of network induced expenses incurred and directly related to good produced and service rendered.

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- Definition

Impairment of the cost of revenue due to property and equipment.

+ References

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- Definition

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

+ References

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Amount of expense for allocation of cost of tangible and intangible assets over their useful lives directly used in production of good and rendering of service.

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-Publisher FASB
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The aggregate cost of goods produced and sold and services rendered during the reporting period.

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