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Government Grant (Details) - CAD ($)
$ in Millions
 1 Months Ended 9 Months Ended
May 31, 2019
Sep. 30, 2025
Sep. 30, 2024
Government Grant [Line Items]      
Non-refundable government contribution value $ 85.0    
Recorded relating to agreement   $ 2.6 $ 12.3
Satellites [Member]      
Government Grant [Line Items]      
Recorded as a reduction   3.8
Operating Expenses [Member]      
Government Grant [Line Items]      
Property and other equipment   $ 2.6 $ 8.5