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Investments in and Advances to Joint Ventures - Additional Information (Detail) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 USD ($) ShoppingCenter | Jun. 30, 2022 USD ($) | Mar. 31, 2022 USD ($) Property | Sep. 30, 2021 USD ($) | Sep. 30, 2022 USD ($) ShoppingCenter | Sep. 30, 2021 USD ($) | Dec. 31, 2021 ShoppingCenter
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Acquired partner's interest |  |  | 80.00% |  |  |  |
Number of properties acquired | Property |  |  | 1 |  |  |  |
Purchase price of assets at company share |  |  | $ 35,600 |  |  |  |
Previous ownership interest stepped up due to change in control |  |  | 20.00% |  |  |  |
Gain on change in control of interests | $ 228 |  |  | $ 35 | $ 45,554 | $ 13,943 |
Acquisition Related Costs [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Gain on change in control of interests |  |  | $ 3,300 |  | $ 3,319 |  |
Unconsolidated Joint Ventures [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Shopping centers owned | ShoppingCenter | 19 |  |  |  | 19 |  | 47
SAU Joint Venture [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Gross asset value used for sale of interest |  | $ 155,700 |  |  |  |  |
Share of gross asset value used for sale of interest percent |  | 100.00% |  |  |  |  |
Equity interest percentage sold |  | 20.00% |  |  |  |  |
Lennox Town Center Joint Venture [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Gross asset value used for sale of interest |  | $ 77,000 |  |  |  |  |
Share of gross asset value used for sale of interest percent |  | 100.00% |  |  |  |  |
Equity interest percentage sold |  | 50.00% |  |  |  |  |
SAU and Lennox Town Center Joint Venture [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Gain on sale of interest |  | $ 42,200 |  |  |  |  |
D D R M Properties Joint Venture [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Company's proportionate share of gain on sale of joint venture assets |  |  |  |  | $ 27,300 |  |
DDRM Properties Joint Venture 2 Assets Sold [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Number of Shopping Center Sold | ShoppingCenter |  |  |  |  | 2 |  |
Sales price of joint venture assets |  |  |  |  | $ 41,000 |  |
Company share of sales price of joint venture assets |  |  |  |  | $ 8,200 |  |
DDRM Properties Joint Venture 13 Assets Sold [Member] |  |  |  |  |  |  |
Schedule Of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Number of shopping center sold | ShoppingCenter | 13 |  |  |  |  |  |
Sales price of joint venture assets | $ 387,600 |  |  |  |  |  |
Company share of sales price of joint venture assets | 77,500 |  |  |  |  |  |
Mortgage debts repaid at closing | $ 225,000 |  |  |  |  |  |

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