Indebtedness - Additional Information (Detail)		1 Months Ended	12 Months Ended
	Aug. 07, 2024 USD ($) Property	Aug. 31, 2024 USD ($)	Dec. 31, 2024 USD ($) Property ShoppingCenter	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Debt Instrument [Line Items]
Make-whole premium paid on senior notes		$ 4,100,000
Gain on debt retirement			$ 1,037,000	$ 0	$ 0
Number of properties closed | ShoppingCenter			2
Gross facility and administrative fees paid			$ 1,300,000	2,100,000	$ 2,200,000
Swaption [Member]
Debt Instrument [Line Items]
Proceeds from termination of derivative instrument		1,300,000
Term Loan [Member]
Debt Instrument [Line Items]
Debt extinguishment costs		900,000
Repayment of principal amount outstanding		200,000,000
Term Loan [Member] | Interest Rate Swap [Member]
Debt Instrument [Line Items]
Proceeds from termination of derivative instrument		6,800,000
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Debt extinguishment costs			3,900,000
Debt Instrument, Carrying Amount				$ 0
Senior Notes [Member]
Debt Instrument [Line Items]
Debt extinguishment costs		$ 6,700,000
Unsecured debt purchased			88,300,000
Gain on debt retirement			$ 1,000,000
Mortgage facility [Member]
Debt Instrument [Line Items]
Proceeds from mortgage facility	$ 530,000,000
Operating Properties | Property	23
Mortgage facility maturity extension option			mature on September 6, 2026, subject to two one-year extensions at the Borrowers’ option (subject to satisfaction of certain conditions).
Mortgage facility maturity date			Sep. 06, 2026
Floor interest rate	3.50%
Interest rate plus spread	2.75%
Description of interest rate of default event			the maximum rate allowed by law or (ii) 4% above the interest rate then otherwise applicable.
Percentage of interest rate increased	4.00%
Percentage of excess prepayment on initial principal amount	35.00%
Percentage related to spread maintenance premium	2.75%
Percentage of initial loan payment	115.00%
Description of contingent payment of principal or interest			A “Trigger Period” commences (i) upon the occurrence of any event of default under the Mortgage Facility (and ends upon the cure or waiver of the event of default); (ii) when the debt yield falls below 10.5% (and ends when the debt yield exceeds 10.5% for one calendar quarter); or (iii) upon any bankruptcy action with respect to any Borrower or manager of a Property that has not been discharged within 60 days of filing.
Description of factors that may affect minimum net worth requirements			Throughout the term of the Mortgage Facility, the Company is required to maintain (i) a net worth of not less than 15% of the then outstanding principal amount of the loan (but in no event less than $100.0 million) and (ii) minimum liquid assets of not less than 5% of the then outstanding principal amount of the loan (but in no event less than $15.0 million).
Percentage of minimum net worth outstanding principle amount	15.00%
Minimum net worth outstanding principle amount	$ 100,000,000
Percentage of minimum liquid assets outstanding principle amount	5.00%
Minimum liquid assets outstanding principle amount	$ 15,000,000
Mortgage facility			$ 206,900,000
Number of properties | Property			13
Number of properties released | Property			10
Debt extinguishment costs			$ 10,100,000
Covenant compliance			Company was in compliance with these financial covenants at December 31, 2024.