Represents asset acquisition, consideration transferred, working capital liabilities.

No definition available.

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

- Definition

Ratio of total funded debt to EDITDA that triggers obligation to repay 50% of excess cash flow as defined under the credit agreement.

+ References

No definition available.

+ Details

Name:	tcx_MaximumTotalFundedDebtToEBITDARatio
Namespace Prefix:	tcx_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

The minimum fixed charge coverage ratio.

+ References

No definition available.

+ Details

Name:	tcx_MinimumFixedChargeCoverageRatio
Namespace Prefix:	tcx_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- 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/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9215-128498

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 55
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6829253&loc=SL6831962-166255

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123385561&loc=d3e9135-128495

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 30
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=123362884&loc=d3e9212-128498

+ Details

Name:	us-gaap_AssetAcquisitionConsiderationTransferred
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

+ Details

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

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=tcx_RoyalBankBankOfMontrealBankOfNovaScotiaHsbcAndCibcMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=tcx_GuaranteedCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_AssetAcquisitionAxis=tcx_UNRMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note 19 - Subsequent events (Details Textual) $ in Millions	Oct. 01, 2021 USD ($)	Mar. 31, 2023	Oct. 26, 2021 USD ($)	Sep. 30, 2021	Jun. 14, 2019 USD ($)
Royal Bank, Bank of Montreal, Bank of Nova Scotia, HSBC and CIBC [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 240.0
Maximum Total Funded Debt to EBITDA Ratio				3.50
Minimum Fixed Charge Coverage Ratio				3
Royal Bank, Bank of Montreal, Bank of Nova Scotia, HSBC and CIBC [Member] \| Forecast [Member]
Maximum Total Funded Debt to EBITDA Ratio		4.00
Royal Bank, Bank of Montreal, Bank of Nova Scotia, HSBC and CIBC [Member] \| Guaranteed Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 180.0
Subsequent Event [Member] \| Royal Bank, Bank of Montreal, Bank of Nova Scotia, HSBC and CIBC [Member]
Maximum Total Funded Debt to EBITDA Ratio			4.50
Minimum Fixed Charge Coverage Ratio			3.00
Subsequent Event [Member] \| Royal Bank, Bank of Montreal, Bank of Nova Scotia, HSBC and CIBC [Member] \| Guaranteed Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity			$ 240.0
Subsequent Event [Member] \| UNR [Member]
Asset Acquisition, Consideration Transferred, Total	$ 3.0
Asset Acquisition, Consideration Transferred, Working Capital Liabilities	$ 0.5