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Investments in Unconsolidated Real Estate Ventures - Additional Information (Detail) - CAD ($)
$ in Thousands
12 Months Ended
Dec. 14, 2021
Apr. 19, 2021
Dec. 31, 2022
Toronto      
Schedule Of Equity Method Investments [Line Items]      
Percentage of units subscribed at closing in limited partnership   50.00%  
Subscription price of units in limited partnership   $ 4,250  
Subscription price as percentage of agreed upon fair market value of land to be contributed to the limited partnership   50.00%  
Percentage of units to be subscribed at closing in limited partnership   50.00%  
Percentage of Estimated Development Cost Expected to Fund With Debt Proceeds     50.00%
Development costs     $ 9,000
Toronto II      
Schedule Of Equity Method Investments [Line Items]      
Percentage of units subscribed at closing in limited partnership 50.00%    
Subscription price of units in limited partnership $ 6,600    
Subscription price as percentage of agreed upon fair market value of land to be contributed to the limited partnership 50.00%    
Percentage of units to be subscribed at closing in limited partnership 50.00%    
Percentage of Estimated Development Cost Expected to Fund With Debt Proceeds     50.00%
Development costs     $ 12,500