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Income Taxes (Details)
$ in Millions
12 Months Ended
Dec. 31, 2020
USD ($)
Canada Revenue Agency [Member]  
Operating Loss Carryforwards [Line Items]  
Operating Loss Carryforwards $ 41.0
Operating Loss Carryforwards, Expiration Date Dec. 31, 2031
Capital loss carryforwards $ 99.6
Domestic Tax Authority [Member]  
Operating Loss Carryforwards [Line Items]  
Operating Loss Carryforwards $ 11.8
Operating Loss Carryforwards, Expiration Date Dec. 31, 2034
Operating Loss Carryforward no expiration $ 8.1