Organization - Additional Information (Detail) $ in Thousands, ft² in Millions					1 Months Ended	3 Months Ended	6 Months Ended
	Aug. 08, 2022 USD ($) Property	Jul. 07, 2022	Nov. 24, 2021 USD ($)	Jul. 07, 2015 USD ($) JointVenture	Aug. 08, 2022 USD ($) Property	Mar. 31, 2022 USD ($)	Jun. 30, 2022 USD ($) ft² Property Acres	Jun. 30, 2021 USD ($)	Jul. 06, 2022	Jul. 31, 2018 USD ($)
Organization And Basis Of Presentation [Line Items]
Number of properties interested in the portfolio | Property							150
Non cash deferred tax benefit due to revocation of REIT status						$ 160,300
Net cash (used in) provided by operating activities							$ 54,501	$ 67,602
Net cash (used in) provided by investing activities							$ 99,882	67,085
Number of put rights on unconsolidated properties | Property							4
Proceeds from sale of assets							$ 168,186	$ 133,313
Expected repayment of debt through sale of assets							540,000
Subsequent Event [Member]
Organization And Basis Of Presentation [Line Items]
Number of put rights on unconsolidated properties | Property	2				2
Additional gross proceeds from put rights on unconsolidated properties	$ 23,800
Number of assets sold | Property	10				10
Proceeds from sale of assets					$ 75,300
Minimum percentage of outstanding common stock required for affirmative vote to approve plan of sale		66.67%
Additional assets under contract	$ 260,800				260,800
Estimated fair value of assets under contract	1,200,000				1,200,000
Term Loan Facility [Member]
Organization And Basis Of Presentation [Line Items]
Principal amount outstanding							$ 1,440,000
Debt instrument, expiration date							Jul. 31, 2023
Term Loan Facility [Member] | Subsequent Event [Member]
Organization And Basis Of Presentation [Line Items]
Principal amount outstanding	$ 1,340,000				1,340,000
Principal payment on loan					$ 100,000
Term Loan Facility [Member] | Berkshire Hathaway [Member]
Organization And Basis Of Presentation [Line Items]
Principal amount outstanding										$ 2,000,000
Debt instrument extended maturity term			2 years
Principal reduced by maturity date			$ 800,000
Line of credit, maturity date							Jul. 31, 2023
Minimum [Member]
Organization And Basis Of Presentation [Line Items]
Distribution of taxable income to qualify as REIT, percent							90.00%
Voting and Support Agreement [Member] | Former Chairman [Member] | Subsequent Event [Member]
Organization And Basis Of Presentation [Line Items]
Percentage ownership of outstanding common shares after effect of exchange of operating partnership interest									29.10%
Contract to Sell [Member] | Subsequent Event [Member]
Organization And Basis Of Presentation [Line Items]
Number of properties | Property	20
Anticipated proceeds from sale of real estate property	$ 260,800
COVID-19 Pandemic [Member]
Organization And Basis Of Presentation [Line Items]
Expected future rent, description							Company had collected 99% of
Net cash (used in) provided by operating activities							$ 54,500
Net cash (used in) provided by investing activities							$ 99,900
COVID-19 Pandemic [Member] | March 2021 [Member]
Organization And Basis Of Presentation [Line Items]
Percent of contractual rental income collected							99.00%
Sears Holdings Corporation [Member]
Organization And Basis Of Presentation [Line Items]
Business acquisition fair value, purchase price				$ 2,700,000
Interests in joint ventures acquired				50.00%
Number of joint venture acquired | JointVenture				3
Unconsolidated Properties [Member]
Organization And Basis Of Presentation [Line Items]
Area of real estate property (in square feet) | ft²							3.9
Number of acres held under development | Acres							433
Real Estate Investment Trust [Member]
Organization And Basis Of Presentation [Line Items]
Area of real estate property (in square feet) | ft²							19.5
Real Estate Investment Trust [Member] | Unconsolidated Properties [Member]
Organization And Basis Of Presentation [Line Items]
Area of real estate property (in square feet) | ft²							9.9
Number of acres | Acres							821
Number of properties | Property							25
Real Estate Investment Trust [Member] | Wholly Owned Properties [Member]
Organization And Basis Of Presentation [Line Items]
Area of real estate property (in square feet) | ft²							15.6
Number of wholly owned properties | Property							125