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Note 5 - Goodwill and Other Intangible Assets - Goodwill (Details) - USD ($)	Sep. 30, 2016	Dec. 31, 2015
Boardtown Corporation [Member]
Goodwill	$ 2,044,847	$ 2,044,847
Hosted Messaging Assetsof Critical Path [Member]
Goodwill	4,072,297	4,072,297
Innerwise Inc [Member]
Goodwill	5,801,040	5,801,040
Mailbank.com Inc. [Member]
Goodwill	6,072,623	6,072,623
EPAG Domain Services GMBH [Member]
Goodwill	882,320	882,320
Ting Fiber Inc. [Member]
Goodwill	1,426,893	1,426,893
Ting Virginia Inc. [Member]
Goodwill	705,123	705,123
Goodwill	$ 21,005,143	$ 21,005,143

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975

+ Details

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

X

- Details

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Namespace Prefix:
Data Type:	na
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X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=tcx_HostedMessagingAssetsofCriticalPathMember
Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=tcx_InnerwiseIncMember
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Data Type:	na
Balance Type:
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X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=tcx_MailbankcomIncMember
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Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=tcx_EPAGDomainServicesGMBHMember
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Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=tcx_TingFiberIncMember
Namespace Prefix:
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Balance Type:
Period Type:

X

- Details

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