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Note 5 - Goodwill and Other Intangible Assets - Acquired Intangible Assets by Major Class (Details) - USD ($)		12 Months Ended
	Sep. 19, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Balances		$ 19,973,793	$ 14,469,677
Finite-lived Intangible Assets Acquired		319,694	6,529,654
Additions to/(disposals from) domain portfolio, net		(290,793)	(29,691)	$ (24,066)
Impairment of indefinite life intangible assets		(111,251)	(42,673)	(206,116)
Amortization expense		(8,399,936)	(953,174)	(262,726)
Reclassifications
Balances		58,414,178	19,973,793	14,469,677
eNom, Incorporated [Member]
Finite-lived Intangible Assets Acquired		44,300,000
Otono, Networks Inc. [Member]
Finite-lived Intangible Assets Acquired		2,622,670
Brand [Member]
Balances		5,210	79,670
Finite-lived Intangible Assets Acquired
Additions to/(disposals from) domain portfolio, net
Impairment of indefinite life intangible assets
Amortization expense		(1,656,040)	(74,460)
Reclassifications		43,620
Balances		10,792,790	5,210	79,670
Brand [Member] | eNom, Incorporated [Member]
Finite-lived Intangible Assets Acquired		12,400,000
Brand [Member] | Otono, Networks Inc. [Member]
Finite-lived Intangible Assets Acquired
Customer Relationships [Member]
Balances		6,198,811	499,854
Finite-lived Intangible Assets Acquired		319,694	6,529,654
Additions to/(disposals from) domain portfolio, net
Impairment of indefinite life intangible assets
Amortization expense		(4,910,268)	(830,697)
Reclassifications		(45,509)
Balances		32,185,398	6,198,811	499,854
Customer Relationships [Member] | eNom, Incorporated [Member]
Finite-lived Intangible Assets Acquired		28,000,000
Customer Relationships [Member] | Otono, Networks Inc. [Member]
Finite-lived Intangible Assets Acquired	$ 2,600,000	2,622,670
Technology-Based Intangible Assets [Member]
Balances
Finite-lived Intangible Assets Acquired
Additions to/(disposals from) domain portfolio, net
Impairment of indefinite life intangible assets
Amortization expense		(1,787,500)
Reclassifications
Balances		2,112,500
Technology-Based Intangible Assets [Member] | eNom, Incorporated [Member]
Finite-lived Intangible Assets Acquired		3,900,000
Technology-Based Intangible Assets [Member] | Otono, Networks Inc. [Member]
Finite-lived Intangible Assets Acquired
Network Rights [Member]
Balances		605,463	653,480
Finite-lived Intangible Assets Acquired
Additions to/(disposals from) domain portfolio, net
Impairment of indefinite life intangible assets
Amortization expense		(46,128)	(48,017)
Reclassifications		1,889
Balances		561,224	605,463	653,480
Network Rights [Member] | eNom, Incorporated [Member]
Finite-lived Intangible Assets Acquired
Network Rights [Member] | Otono, Networks Inc. [Member]
Finite-lived Intangible Assets Acquired
Surname Domain Names [Member]
Balances		11,295,221	11,339,355
Finite-lived Intangible Assets Acquired
Additions to/(disposals from) domain portfolio, net		(38,291)	(6,166)
Impairment of indefinite life intangible assets			(37,968)
Amortization expense
Reclassifications
Balances		11,256,930	11,295,221	11,339,355
Surname Domain Names [Member] | eNom, Incorporated [Member]
Finite-lived Intangible Assets Acquired
Acquisition , Indefinite-lived
Direct Navigation Domain Names [Member]
Balances		1,869,088	1,897,318
Finite-lived Intangible Assets Acquired
Additions to/(disposals from) domain portfolio, net		(252,501)	(23,525)
Impairment of indefinite life intangible assets		(111,251)	(4,705)
Amortization expense
Reclassifications
Balances		1,505,336	$ 1,869,088	$ 1,897,318
Direct Navigation Domain Names [Member] | eNom, Incorporated [Member]
Finite-lived Intangible Assets Acquired
Acquisition , Indefinite-lived

X

- Definition

Aggregate amount of indefinite life intangible assets recognized as cost of revenues, as a result of the disposal of these domain names, during the period.

+ References

No definition available.

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- Definition

Amount of reclassification in intangible assets.

+ References

No definition available.

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

No definition available.

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- Definition

Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16373-109275

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+ References

No definition available.

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- Definition

Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16212-109274

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph ((a)(1),(b))
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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