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