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Investments in and Advances to Unconsolidated Affiliates - Unconsolidated Affiliates - Schedule of Condensed Balance Sheet (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024 | Jun. 30, 2024 | [2]
--- | --- | --- | --- | ---
Combined and Condensed Balance Sheets |  |  |  |  |  |
Other assets |  | $ 219,598 |  | $ 223,767 |  |
Total assets |  | 4,875,569 | [1],[2] | 4,371,203 | [1] | $ 4,251,038
Total liabilities, redeemable noncontrolling interests, and equity |  | 4,875,569 |  | 4,371,203 |  |
Investments carried at cost | [3] | 3,716 |  | 4,540 |  |
Company's share of distributions in excess of income from and investments in unconsolidated affiliates |  | (17,223) |  | (16,514) |  |
Investments in and advances to unconsolidated affiliates |  | 172,418 |  | 209,232 |  |
Unconsolidated Affiliates |  |  |  |  |  |
Combined and Condensed Balance Sheets |  |  |  |  |  |
Rental property, net |  | 913,705 |  | 1,016,229 |  |
Other assets |  | 130,631 |  | 162,713 |  |
Total assets |  | 1,044,336 |  | 1,178,942 |  |
Mortgage notes payable |  | 633,687 |  | 815,045 |  |
Other liabilities |  | 132,047 |  | 140,743 |  |
Partners’ equity |  | 278,602 |  | 223,154 |  |
Total liabilities, redeemable noncontrolling interests, and equity |  | 1,044,336 |  | 1,178,942 |  |
Company's share of accumulated equity |  | 135,654 |  | 131,793 |  |
Basis differential |  | 9,056 |  | 50,851 |  |
Deferred fees, net of portion related to the Company's interest |  | 5,399 |  | 5,400 |  |
Amounts receivable/payable by the Company |  | 1,419 |  | 446 |  |
Investments in and advances to unconsolidated affiliates, net of Company's share of distributions in excess of income from and investments in unconsolidated affiliates |  | 151,528 |  | 188,490 |  |
Investments carried at cost |  | 3,667 |  | 4,228 |  |
Company's share of distributions in excess of income from and investments in unconsolidated affiliates |  | 17,223 |  | 16,514 |  |
Investments in and advances to unconsolidated affiliates |  | $ 172,418 |  | $ 209,232 |  |
[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.
[3] | Includes cost-method investment in Fifth Wall. The Company recorded an impairment charge of $0.4 million for the six months ended June 30, 2025, which is included in Realized and unrealized holding gains (losses) on investments and other in the Company’s Condensed Consolidated Statements of Operations.

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