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Organization, Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Details) | 9 Months Ended | 12 Months Ended
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Sep. 30, 2024 Property Segment $ / shares | Dec. 31, 2023 Property $ / shares
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Limited partnership to common stock conversion ratio | 100.00% |
Common shares of beneficial interest, par value | $ / shares | $ 0.001 | $ 0.001
Number of retail properties | 204 | 1
Number of reportable segments | Segment | 3 |
Core Portfolio |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Number of retail properties | 154 |
Properties owned percentage | 100.00% |
Investment Management |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Number of retail properties | 50 |
Operating Partnership, as General Partner or Managing Member |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Remaining funds rate of distribution to operating partnership (in percent) | 20.00% |
Operating Partnership, as General Partner or Managing Member | Acadia's OP Ownership |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Equity interest held by Operating Partnership | 96.00% | 95.00%
Institutional Investors |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |
Remaining funds rate of distribution to all partners (in percent) | 80.00% |

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