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Note 14 - Common Shares (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Share Repurchases [Table Text Block] |
|  | Year Ended December 31, |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Common stock repurchased on the open market or through tender offer |  |  |  |  |  |  |  |  |  |  |  |
Number of shares |  |  | - |  |  |  | - |  |  |  | 70,238 |
Aggregate market value of shares (in thousands) |  | $ | - |  |  | $ | - |  |  | $ | 3,281 |
Average price per share |  | $ | - |  |  | $ | - |  |  | $ | 46.70 |
Common stock received in connection with share-based compensation |  |  |  |  |  |  |  |  |  |  |  |
Number of shares |  |  | 3,053 |  |  |  | 45,824 |  |  |  | 48,013 |
Aggregate market value of shares (in thousands) |  | $ | 197 |  |  | $ | 3,669 |  |  | $ | 2,957 |
Average price per share |  | $ | 64.67 |  |  | $ | 80.07 |  |  | $ | 61.58 |

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- Definition The entire disclosure for share repurchases. + References No definition available. + Details
Name: | tcx_ShareRepurchasesTableTextBlock
Namespace Prefix: | tcx_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration