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Other Long-Term Assets (Details) - Schedule of other long-term assets of other long-term financial assets - CAD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Schedule of other long-term assets of other long-term financial assets [Abstract] |  |
Prepaid expenses | $ 336 | $ 452
Deferred charges (Note 13) | 511 | 775
Pension benefits (Note 32) | 30,105 |
Other | 302 | 277
Other long-term assets | $ 31,254 | $ 1,504

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- Definition This value for deferred charges. + References No definition available. + Details
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- Definition The amount of non-current assets that the entity does not separately disclose in the same statement or note. + References No definition available. + Details
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- Definition Other long-term assets. + References No definition available. + Details
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Namespace Prefix: | tsat_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
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