Represents the percentage of goodwill in relation to the company's operating segments.

No definition available.

Name:	tcx_GoodwillPercentageRelatedToOperatingSegments
Namespace Prefix:	tcx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

Name:	tcx_Note7GoodwillandOtherIntangibleAssetsDetailsLineItems
Namespace Prefix:	tcx_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=56956515&loc=d3e1392-128463

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(1)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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=26713463&loc=d3e16373-109275

+ Details

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

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=tcx_DomainServicesOperatingSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=tcx_NetworkAccessServicesOperatingSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis=tcx_DomainNameServicesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=tcx_TingVirginiaLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note 7 - Goodwill and Other Intangible Assets (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Feb. 27, 2015
Note 7 - Goodwill and Other Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Assets, Accumulated Amortization	$ 5,900,000		$ 5,900,000
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	$ 18,550		$ 68,848	$ 577,145
Domain Services Operating Segment [Member]
Note 7 - Goodwill and Other Intangible Assets (Details) [Line Items]
Goodwill, Percentage Related to Operating Segments	90.00%		90.00%
Network Access Services Operating Segment [Member]
Note 7 - Goodwill and Other Intangible Assets (Details) [Line Items]
Goodwill, Percentage Related to Operating Segments	10.00%		10.00%
Domain Name Services [Member]
Note 7 - Goodwill and Other Intangible Assets (Details) [Line Items]
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill)	$ 18,550	$ 0	$ 68,848	$ 600,000
Ting Virginia, LLC [Member]
Note 7 - Goodwill and Other Intangible Assets (Details) [Line Items]
Business Acquisition, Percentage of Voting Interests Acquired					70.00%