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v3.22.0.1

Segment Information (Details) - Schedule of geographic regions - CAD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Segment Information (Details) - Schedule of geographic regions [Line Items] |  |  |
Revenue | $ 758,212 | $ 820,468 | $ 910,893
Satellites, property and other equipment | 1,431,775 | 1,318,526 |
Intangible assets | 764,078 | 779,190 |
Other long-term assets | 31,254 | 1,504 |
Canada [Member] |  |  |
Segment Information (Details) - Schedule of geographic regions [Line Items] |  |  |
Revenue | 330,832 | 362,939 | 395,235
Satellites, property and other equipment | 814,565 | 624,303 |
Intangible assets | 707,502 | 718,880 |
Other long-term assets | 30,979 | 1,052 |
United States [Member] |  |  |
Segment Information (Details) - Schedule of geographic regions [Line Items] |  |  |
Revenue | 292,474 | 307,433 | 329,634
Satellites, property and other equipment | 54,390 | 71,659 |
Intangible assets | 38,039 | 38,448 |
Europe, Middle East & Africa [Member] |  |  |
Segment Information (Details) - Schedule of geographic regions [Line Items] |  |  |
Revenue | 40,822 | 44,710 | 50,911
Satellites, property and other equipment | 19,310 | 23,334 |
Latin America & Caribbean [Member] |  |  |
Segment Information (Details) - Schedule of geographic regions [Line Items] |  |  |
Revenue | 55,818 | 64,024 | 73,120
Intangible assets | 12,643 | 15,114 |
Asia & Australia [Member] |  |  |
Segment Information (Details) - Schedule of geographic regions [Line Items] |  |  |
Revenue | 38,266 | 41,362 | $ 61,993
United Kingdom [Member] |  |  |
Segment Information (Details) - Schedule of geographic regions [Line Items] |  |  |
Satellites, property and other equipment | 541,126 | 596,625 |
Other long-term assets | 275 | 452 |
All Others [Member] |  |  |
Segment Information (Details) - Schedule of geographic regions [Line Items] |  |  |
Satellites, property and other equipment | 2,384 | 2,605 |
Intangible assets | $ 5,894 | $ 6,748 |

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- Definition Amount of 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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- Definition Satellites, property and other equipment. + 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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Namespace Prefix: | tsat_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The amount of total intangibles. + 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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- Definition Amount of revenues. + References No definition available. + Details
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Namespace Prefix: | tsat_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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- Details
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- Details
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- Details
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Data Type: | na
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Period Type: |

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- Details
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Period Type: |

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- Details
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- Details
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- Details
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