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Note 9 - Supplemental Information (Detail)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Entity Wide Revenue Non-Major Customer Percent	10.00%	10.00%
Number Of Customers	1	0
Percentage Of Customers To Accounts Receivable	13.00%	10.00%

X

- Definition

Amount of revenue generated from a single external customer that accounts for 10 percent or less of an entity's revenues.

+ References

No definition available.

+ Details

Name:	tcx_EntityWideRevenueNonMajorCustomerPercent
Namespace Prefix:	tcx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Represents the number of customers as defined by the entity.

+ References

No definition available.

+ Details

Name:	tcx_NumberOfCustomers
Namespace Prefix:	tcx_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Reflects the percentage in the period from one or more significant customers is to accounts receivable, as defined by the entity.

+ References

No definition available.

+ Details

Name:	tcx_PercentageOfCustomersToAccountsReceivable
Namespace Prefix:	tcx_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration