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Share-Based Compensation Plans (Details) - Schedule of stock options that are exercisable and the weighted average remaining life - shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Schedule of stock options that are exercisable and the weighted average remaining life [Abstract]    
Telesat Canada time vesting options   5,779,565
Telesat Canada performance vesting options   406,266
Telesat Corporation time vesting options 875,880  
Weighted average remaining life 2 years 6 years