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Note 3 - Acquisitions (Details Textual) - USD ($) $ in Thousands			2 Months Ended
	Nov. 08, 2021	Oct. 01, 2021	Dec. 31, 2021	Dec. 31, 2023
Simply Bits LLC [Member]
Business Acquisition, Percentage of Voting Interests Acquired	100.00%
Business Combination, Consideration Transferred, Total	$ 24,829
Business Combination, Consideration Transferred, Estimated Price Adjustments			$ 800
Business Combination, Consideration Transferred, Net of Price Adjustments	25,782		$ 25,800
Business Combination, Contingent Consideration, Liability, Total	$ 1,000
Business Combination, Contingent Consideration Arrangements, Payment Period (Day)	60 days
Minimum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)				2 years
Maximum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)				15 years
UNR [Member]
Asset Acquisition, Consideration Transferred, Total		$ 3,000
Asset Acquisition, Consideration Transferred, Working Capital Liabilities		500
Asset Acquisition, Consideration Transferred, Net of Price Adjustments		$ 2,500
UNR [Member] | Technology [Member] | Minimum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)		5 years
UNR [Member] | Technology [Member] | Maximum [Member]
Finite-Lived Intangible Asset, Useful Life (Year)		7 years

X

- Definition

Amount of consideration transferred net of any price adjustments.

+ References

No definition available.

+ Details

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Namespace Prefix:	tcx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Represents asset acquisition, consideration transferred, working capital liabilities.

+ References

No definition available.

+ Details

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Namespace Prefix:	tcx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Amount of estimated price adjustments that are expected to be incurred by the acquiring entity. Excludes cash.

+ References

No definition available.

+ Details

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Namespace Prefix:	tcx_
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Balance Type:	debit
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X

- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer net of any price adjustments.

+ References

No definition available.

+ Details

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Namespace Prefix:	tcx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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X

- Definition

For contingent consideration arrangements recognized in connection with a business combination, this element represents when the consideration is due.

+ References

No definition available.

+ Details

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Namespace Prefix:	tcx_
Data Type:	xbrli:durationItemType
Balance Type:	na
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X

- Definition

Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 55
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479908/805-50-55-1

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Balance Type:	credit
Period Type:	duration

X

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479328/805-10-50-2

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Namespace Prefix:	us-gaap_
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Period Type:	instant

X

- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 30
-Paragraph 8
-SubTopic 30
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-Publisher FASB
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X

- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 30
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-Section 50
-Paragraph 1
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-SubTopic 30
-Topic 805
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479613/805-30-35-1

+ Details

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Balance Type:	credit
Period Type:	instant

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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- Details

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- Details

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- Details

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- Details

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- Details

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