Note 12 - Segment Reporting (Details) - Summary of the Company's Cost of Revenues from Each Significant Revenue Stream (USD $)	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Wholesale
Cost of revenues	$ 28,247,036us-gaap_CostOfRevenue	$ 25,643,257us-gaap_CostOfRevenue
Network Expenses:
Network, other costs	1,222,096us-gaap_OtherCostOfServices	1,143,644us-gaap_OtherCostOfServices
Network, depreciation and amortization costs	3,924us-gaap_CostOfServicesAmortization
Total Network Expenses	1,425,662tcx_NetworkExpenses	1,326,618tcx_NetworkExpenses
Domain Services [Member] \| Domain Name Services [Member] \| Wholesale [Member]
Wholesale
Cost of revenues	17,548,027	18,235,215
Value Added Services [Member] \| Domain Name Services [Member] \| Wholesale [Member]
Wholesale
Cost of revenues	536,132	540,722
Ting [Member] \| Network Access Services [Member]
Wholesale
Cost of revenues	7,345,157	4,281,431
Domain Name Services [Member] \| Wholesale [Member]
Wholesale
Cost of revenues	18,084,159	18,775,937
Domain Name Services [Member] \| Retail [Member]
Wholesale
Cost of revenues	1,220,500	1,015,416
Domain Name Services [Member] \| Portfolio [Member]
Wholesale
Cost of revenues	171,558	243,855
Domain Name Services [Member]
Wholesale
Cost of revenues	19,476,217	20,035,208
Network Access Services [Member]
Wholesale
Cost of revenues	28,247,036	25,643,257
Network Expenses:
Network, other costs	1,222,096	1,143,644
Network, depreciation and amortization costs	203,566	182,974
Total Network Expenses	$ 1,425,662	$ 1,326,618

Expenses related to the network.

No definition available.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

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Balance Type:	na
Period Type:	duration

- Details

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Namespace Prefix:	tcx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

Name:	us-gaap_CostOfRevenue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount of expense recognized in the current period that reflects the allocation of the costs of intangible assets over the expected benefit period of such assets. This element applies only to intangible assets used in the delivery of services.

+ References

Reference 1: 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=56944662&loc=d3e3602-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2(d))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

Name:	us-gaap_CostOfServicesAmortization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Other costs incurred and are directly related to services rendered by an entity during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.2(d))

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_ProductOrServiceAxis=tcx_DomainServicesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ProductOrServiceAxis=tcx_TingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_ProductOrServiceAxis=tcx_ValueAddedServicesMember
Namespace Prefix:
Data Type:	na
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- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=tcx_DomainNameServicesMember
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- Details

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Data Type:	na
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Period Type: