Variable Interest Entities - Additional Information (Details) - USD ($) $ in Thousands		Jun. 30, 2025		Dec. 31, 2024		Jun. 30, 2024	[2]
Variable Interest Entity [Line Items]
Unconsolidated VIE assets		$ 4,875,569	[1],[2]	$ 4,371,203	[1]	$ 4,251,038
Total liabilities	[1]	2,148,236		1,838,931
Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
Unconsolidated VIE assets		43,100		44,200
Total liabilities		39,000		$ 39,100
Maximum exposure to loss related to VIE		$ 82,900

[1] Represents the consolidated assets and liabilities of Acadia Realty Limited Partnership (the “Operating Partnership”), which is a consolidated variable interest entity (“VIE”) (Note 15). The Condensed Consolidated Balance Sheets include the following amounts related to our consolidated VIEs that are consolidated by the Operating Partnership: $1,828.6 million and $1,640.1 million of Operating real estate, net; $33.2 million and $31.5 million of Real estate under development; $64.4 million and $74.4 million of Investments in and advances to unconsolidated affiliates; $88.6 million and $79.4 million of Other assets, net; $1.8 million and $2.0 million of Right-of-use assets - operating leases, net; $28.2 million and $15.9 million of Cash and cash equivalents; $13.8 million and $11.0 million of Restricted cash; $28.0 million and $27.3 million of Rents receivable, net; $904.5 million and $799.7 million of Mortgage and other notes payable, net; $130.0 million and $120.1 million of Accounts payable and other liabilities; $1.8 million and $2.1 million of Lease liability- operating leases as of June 30, 2025 and December 31, 2024, respectively.

[2] Total assets for the Investment Management segment include $533.7 million and $549.3 million related to Fund II’s City Point property as of June 30, 2025 and 2024, respectively.