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Note 6 - Goodwill and Other Intangible Assets - Acquired Intangible Assets by Major Class (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016
Amortization expense | $ (2,063,891) | $ (288,450) | $ (3,824,862) | $ (356,979)
Balances | 60,432,167 |  | 60,432,167 |
Balances | 62,503,033 |  | 19,973,793 |
Reclassifications |  |  |  |
Acquisition of Enom (note 4(b)) |  |  | 44,300,000 |
Additions to/(disposals from) domain portfolio, net | (6,976) | $ (12,601) | (16,765) | $ (20,821)
Brand [Member] |  |  |  |
Amortization expense | (412,568) |  | (755,020) |
Balances | 11,693,810 |  | 11,693,810 |
Balances | 12,106,378 |  | 5,210 |
Reclassifications |  |  | 43,620 |
Acquisition of Enom (note 4(b)) |  |  | 12,400,000 |
Additions to/(disposals from) domain portfolio, net |  |  |  |
Customer Relationships [Member] |  |  |  |
Amortization expense | (1,195,920) |  | (2,234,278) |
Balances | 31,919,024 |  | 31,919,024 |
Balances | 33,114,944 |  | 6,198,811 |
Reclassifications |  |  | (45,509) |
Acquisition of Enom (note 4(b)) |  |  | 28,000,000 |
Additions to/(disposals from) domain portfolio, net |  |  |  |
Technology-Based Intangible Assets [Member] |  |  |  |
Amortization expense | (443,870) |  | (812,500) |
Balances | 3,087,500 |  | 3,087,500 |
Balances | 3,531,370 |  |  |
Reclassifications |  |  |  |
Acquisition of Enom (note 4(b)) |  |  | 3,900,000 |
Additions to/(disposals from) domain portfolio, net |  |  |  |
Network Rights [Member] |  |  |  |
Amortization expense | (11,532) |  | (23,064) |
Balances | 584,288 |  | 584,288 |
Balances | 595,820 |  | 605,463 |
Reclassifications |  |  | 1,889 |
Acquisition of Enom (note 4(b)) |  |  |  |
Additions to/(disposals from) domain portfolio, net |  |  |  |
Surname Domain Names [Member] |  |  |  |
Amortization expense |  |  |  |
Balances | 11,291,003 |  | 11,291,003 |
Balances | 11,293,275 |  | 11,295,221 |
Reclassifications |  |  |  |
Acquisition of Enom (note 4(b)) |  |  |  |
Additions to/(disposals from) domain portfolio, net | (2,272) |  | (4,218) |
Direct Navigation Domain Names [Member] |  |  |  |
Amortization expense |  |  |  |
Balances | 1,856,542 |  | 1,856,542 |
Balances | 1,861,246 |  | 1,869,088 |
Reclassifications |  |  |  |
Acquisition of Enom (note 4(b)) |  |  |  |
Additions to/(disposals from) domain portfolio, net | $ (4,704) |  | $ (12,546) |

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. + Details
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + 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 + Details
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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 + Details
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