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Investments in Unconsolidated Joint Ventures - Narrative (Details) ft² in Thousands |  |  |  |  |  |  |  |  |  |  |  | 3 Months Ended | 6 Months Ended |  |
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Jun. 30, 2025 USD ($) | May 28, 2025 USD ($) | Mar. 28, 2025 USD ($) | Mar. 27, 2025 USD ($) | Feb. 07, 2025 USD ($) | Oct. 24, 2024 USD ($) | Jul. 31, 2024 USD ($) ft² | Jun. 28, 2024 USD ($) | Jun. 27, 2024 USD ($) | May 14, 2024 USD ($) | Jan. 10, 2024 USD ($) | Jun. 30, 2025 USD ($) | Jun. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) | Jun. 30, 2025 USD ($) | Jun. 30, 2024 USD ($) | Dec. 31, 2024 USD ($) | Nov. 16, 2023
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership percentage (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 49.90%
Impairment loss |  |  |  |  |  |  |  |  |  |  |  | $ 13,222,000 | $ 12,698,000 |  | $ 26,585,000 | $ 48,783,000 |  |
Mortgage notes payable | $ 5,229,832,000 |  |  |  |  |  |  |  |  |  |  | 5,229,832,000 |  |  | 5,229,832,000 |  | $ 4,894,525,000 |
Proceeds from sale of assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 90,441,000 | 12,872,000 |  |
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] |  |  |  |  | Secured Overnight Financing Rate (SOFR) [Member] |  |  |  |  |  |  |  |  |  |  |  |  |
Joint Venture |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Impairment loss |  |  |  |  |  |  |  |  |  |  |  |  | $ 53,690,000 |  |  | $ 111,376,000 |  |
Mortgage notes payable | $ 3,221,712,000 |  |  |  |  |  |  |  |  |  |  | $ 3,221,712,000 |  |  | $ 3,221,712,000 |  | $ 3,461,032,000 |
Joint Venture | Arrowhead Towne Center |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership percentage at completion of acquisition (as a percent) |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |
Joint Venture | Third Party | Arrowhead Towne Center |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchase price |  |  |  |  |  |  |  |  |  | $ 36,447,000 |  |  |  |  |  |  |  |
Propcor II Associates, LLC Boulevard Shops | Joint Venture |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of debt |  |  |  |  |  |  |  |  |  |  | $ 23,000,000 |  |  |  |  |  |  |
Debt issued |  |  |  |  |  |  |  |  |  |  | $ 24,000,000 |  |  |  |  |  |  |
Variable interest rate spread (as a percent) |  |  |  |  |  |  |  |  |  |  | 2.50% |  |  |  |  |  |  |
Interest rate cap (as a percent) |  |  |  |  |  |  |  |  |  |  | 7.50% |  |  |  |  |  |  |
Development of Premium Outlets in Los Angeles |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Impairment loss |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 57,686,000 |  |  |  |
Development of Premium Outlets in Los Angeles | Joint Venture |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ownership percentage (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |
Chandler Fashion Center | Joint Venture |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of debt |  |  |  |  |  |  |  |  | $ 256,000,000 |  |  |  |  |  |  |  |  |
Debt issued |  |  |  |  |  |  |  |  | 17,700,000 |  |  |  |  |  |  |  |  |
Face amount on debt |  |  |  |  |  |  |  |  | $ 275,000,000 |  |  |  |  |  |  |  |  |
Interest rate on debt (as a percent) |  |  |  |  |  |  |  |  | 7.06% |  |  |  |  |  |  |  |  |
Country Club Plaza |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Debt extinguished |  |  |  |  |  |  |  | $ 147,735,000 |  |  |  |  |  |  |  |  |  |
Country Club Plaza | Joint Venture |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from sale of building |  |  |  |  |  |  |  | 175,600,000 |  |  |  |  |  |  |  |  |  |
Debt extinguished |  |  |  |  |  |  |  | $ 295,470,000 |  |  |  |  |  |  |  |  |  |
Biltmore Fashion Park Retail Center in Phoenix, Arizona | Sold |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest percentage sold |  |  |  |  |  |  | 50.00% |  |  |  |  |  |  |  |  |  |  |
Property area (in square feet) | ft² |  |  |  |  |  |  | 611 |  |  |  |  |  |  |  |  |  |  |
Proceeds from sale |  |  |  |  |  |  | $ 110,000,000 |  |  |  |  |  |  |  |  |  |  |
Gain (loss) on sale or write down of assets, net |  |  |  |  |  |  | $ 42,815,000 |  |  |  |  |  |  |  |  |  |  |
Lakewood Center, Los Cerritos Center and Washington Square Retail Center In Phoenix, Arizona | Sold |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Impairment loss |  |  |  |  |  | $ 117,031,000 |  |  |  |  |  |  |  |  |  |  |  |
Ownership percentage (as a percent) |  |  |  |  |  | 40.00% |  |  |  |  |  |  |  |  |  |  |  |
Purchase price |  |  |  |  |  | $ 122,132,000 |  |  |  |  |  |  |  |  |  |  |  |
Ownership percentage at completion of acquisition (as a percent) |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |
FlatIron Crossing |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Variable interest rate spread (as a percent) |  |  |  |  | 2.90% |  |  |  |  |  |  |  |  |  |  |  |  |
FlatIron Crossing | Mezzanine Loan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Variable interest rate spread (as a percent) |  |  |  |  | 12.25% |  |  |  |  |  |  |  |  |  |  |  |  |
Extension term (in years) |  |  |  |  | 90 days |  |  |  |  |  |  |  |  |  |  |  |  |
FlatIron Crossing | First Mortgage |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of debt |  |  | $ 71,644,000 | $ 71,644,000 | $ 14,532,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Variable interest rate spread (as a percent) |  |  |  |  | 2.90% |  |  |  |  |  |  |  |  |  |  |  |  |
Mortgage notes payable |  |  |  |  | $ 140,479,000 |  |  |  |  |  |  |  |  |  |  |  |  |
FlatIron Crossing | First Mortgage | Weighted Average |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Variable interest rate spread (as a percent) |  |  |  |  | 3.70% |  |  |  |  |  |  |  |  |  |  |  |  |
FlatIron Crossing | Joint Venture | Mezzanine Loan |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Repayments of debt |  |  | $ 140,479,000 |  | $ 14,532,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Paradise Valley Mall in Phoenix, Arizona | Sold |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Schedule of Equity Method Investments |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of joint venture sold | 5.00% |  |  |  |  |  |  |  |  |  |  | 5.00% |  |  | 5.00% |  |  |
Proceeds from sale of assets | $ 5,532,000 | $ 6,200,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss on sale of assets | $ (1,157,000) | $ (643,000) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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