Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Thousands		6 Months Ended		12 Months Ended
		Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Loss Contingencies [Line Items]
Liabilities	[1]	$ 2,148,236		$ 1,838,931
Contractual obligation		83,600		97,400
Contractual obligation for tenant improvements		45,700		41,400
Tenant improvements share amount		38,900		32,300
Company related obligations		82,300		95,200
Revenue from forfeiture of non refundable payments			$ 3,500
Fund IV
Loss Contingencies [Line Items]
Principal payment		72,500
La Frontera Village Member
Loss Contingencies [Line Items]
Mortgage loan		57,000
Liabilities		$ 100		$ 200

[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.