Debt - Summary of Secured Debt (Parenthetical) (Detail) - Property	Sep. 30, 2024	Mar. 28, 2024	Dec. 31, 2023	Apr. 13, 2023
National Bank of Canada | CORRA | Burlington
Line of Credit Facility [Line Items]
Interest rate swap rate	4.02%		4.02%
National Bank of Canada | CORRA | Cambridge
Line of Credit Facility [Line Items]
Interest rate swap rate	3.52%		3.52%
National Bank of Canada | CORRA | North York
Line of Credit Facility [Line Items]
Interest rate swap rate	3.79%		3.79%
National Bank of Canada | CORRA | Ontario Portfolio
Line of Credit Facility [Line Items]
Interest rate swap rate	4.73%		4.73%
Bank of Montreal | CORRA | Vancouver
Line of Credit Facility [Line Items]
Interest rate swap rate	4.47%		4.47%
Huntington Credit Facility
Line of Credit Facility [Line Items]
Interest rate swap rate	7.46%
Huntington Credit Facility | SOFR
Line of Credit Facility [Line Items]
Number of properties encumbered in loan	12
Interest rate swap rate	0.77%	0.50%		2.92%