Organization and Basis of Presentation and Consolidations (Details)	Sep. 29, 2022 a room	Mar. 31, 2023 ft²	Jun. 13, 2022 ft²	Mar. 31, 2022
Clemson Best Western University Inn
Organization And Basis Of Presentation And Consolidation [Line Items]
Number of hotel rooms | room	148
Area of land | a	5.92
Hanover Square Property
Organization And Basis Of Presentation And Consolidation [Line Items]
Percentage by parent		84.00%
Ownership percentage by noncontrolling owners		16.00%		16.00%
Parkway Property
Organization And Basis Of Presentation And Consolidation [Line Items]
Percentage by parent		82.00%
Ownership percentage by noncontrolling owners		18.00%		18.00%
Greenbrier Business Center Property
Organization And Basis Of Presentation And Consolidation [Line Items]
Area of building		89,280
Lancer Center Shopping Center
Organization And Basis Of Presentation And Consolidation [Line Items]
Area of building		181,590
Franklin Square Property
Organization And Basis Of Presentation And Consolidation [Line Items]
Area of building		134,239
Hanover Square Property
Organization And Basis Of Presentation And Consolidation [Line Items]
Area of building		73,440
Hanover Square Property | Hanover Square Property
Organization And Basis Of Presentation And Consolidation [Line Items]
Percentage by parent		84.00%
Ownership percentage by noncontrolling owners		16.00%
Ashley Plaza Property
Organization And Basis Of Presentation And Consolidation [Line Items]
Area of building		164,012
Brookfield Center Property
Organization And Basis Of Presentation And Consolidation [Line Items]
Area of building		64,880
Parkway Property
Organization And Basis Of Presentation And Consolidation [Line Items]
Area of building		64,109
Parkway Property | Parkway Property
Organization And Basis Of Presentation And Consolidation [Line Items]
Percentage by parent		82.00%
Ownership percentage by noncontrolling owners		18.00%
Salisbury Marketplace Property
Organization And Basis Of Presentation And Consolidation [Line Items]
Area of building		79,732	79,732