Segment Reporting - Summary of Segment Information (Parenthetical) (Details) - USD ($) $ in Thousands		3 Months Ended				9 Months Ended
		Sep. 30, 2023		Sep. 30, 2022		Sep. 30, 2023		Sep. 30, 2022		Dec. 31, 2022	[2]
Segment Reporting Information [Line Items]
Real estate at cost	[1]	$ 4,375,093		$ 4,265,422		$ 4,375,093		$ 4,265,422
Total assets		4,280,778	[1],[2]	4,363,498	[1]	4,280,778	[1],[2]	4,363,498	[1]	$ 4,302,582
Net loss (income) attributable to noncontrolling interests		(12,347)		$ (30,461)		(7,063)		(18,653)
Funds | Fund II's City Point Property
Segment Reporting Information [Line Items]
Real estate at cost		670,100				670,100
Total assets		$ 661,700				661,700
Net loss (income) attributable to noncontrolling interests						$ 423,800		$ 418,500

[1] Real estate at cost and total assets for the Funds segment include $670.1 million and $661.7 million, or $423.8 million and $418.5 million net of noncontrolling interests, related to Fund II’s City Point property at September 30, 2023 and 2022, respectively.

[2] 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 consolidated balance sheets include the following amounts related to our consolidated VIEs that are consolidated by the Operating Partnership: $1,636.8 million and $1,466.4 million of Operating real estate, net; $28.1 million and $129.9 million of Real estate under development; $100.5 million and $210.9 million of Investments in and advances to unconsolidated affiliates; $97.4 million and $98.7 million of Other assets, net; $2.2 million and $2.5 million of Right-of-use assets - operating leases, net; $10.5 million and $13.3 million of Cash and cash equivalents; $7.4 million and $15.0 million of Restricted cash; $19.7 million and $17.9 million of Rents receivable, net; $795.6 million and $761.2 million of Mortgage and other notes payable, net; $20.3 million and $51.2 million of Unsecured notes payable, net; $122.2 million and $95.4 million of Accounts payable and other liabilities; $2.3 million and $2.7 million of Lease liability- operating leases, net as of September 30, 2023 and December 31, 2022, respectively.