Investments in Unconsolidated Real Estate Ventures - Additional Information (Detail) - CAD ($) $ in Thousands	Dec. 14, 2021	Apr. 19, 2021
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%
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%