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Organization - Additional Information (Detail) $ in Thousands, ft² in Millions			3 Months Ended			12 Months Ended
	Apr. 01, 2026 USD ($)	Jul. 07, 2015 USD ($) JointVenture	Mar. 31, 2026 USD ($) ft² Acres Property	Mar. 31, 2025 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2022
Organization And Basis Of Presentation [Line Items]
Number of properties interested in the portfolio \| Property			10
Number of acres held under development \| Acres			154
Non cash deferred tax benefit due to revocation of REIT status					$ 161,300
Net cash (used in) provided by operating activities			$ 5,721	$ 9,193
Net cash (used in) provided by investing activities			3,421	19,841
Proceeds from sale of assets			$ 0	$ 28,758
Minimum percentage of outstanding common stock required for affirmative vote to approve plan of sale			66.67%
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]
Organization And Basis Of Presentation [Line Items]
Percentage ownership of outstanding common shares after effect of exchange of operating partnership interest			23.80%
COVID-19 Pandemic [Member]
Organization And Basis Of Presentation [Line Items]
Net cash (used in) provided by operating activities			$ (5,700)
Net cash (used in) provided by investing activities			$ 3,400
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			0.5
Number of acres held under development \| Acres			83
Proceeds from sale of assets			$ 5,700
Consolidated Properties [Member] \| Subsequent Event [Member]
Organization And Basis Of Presentation [Line Items]
Gross proceeds from sale of property	$ 11,000
Real Estate Investment Trust [Member]
Organization And Basis Of Presentation [Line Items]
Area of real estate property (in square feet) \| ft²			0.8
Real Estate Investment Trust [Member] \| Unconsolidated Properties [Member]
Organization And Basis Of Presentation [Line Items]
Number of properties \| Property			5
Real Estate Investment Trust [Member] \| Wholly Owned Properties [Member]
Organization And Basis Of Presentation [Line Items]
Number of acres held under development \| Acres			71
Real Estate Investment Trust [Member] \| Consolidated Properties [Member]
Organization And Basis Of Presentation [Line Items]
Area of real estate property (in square feet) \| ft²			0.3
Number of properties \| Property			5