Property And Equipment (Narrative) (Details)	1 Months Ended				3 Months Ended		12 Months Ended
	Jun. 30, 2024 USD ($)	May 31, 2024 USD ($) a	Jun. 30, 2023 USD ($)	May 31, 2023 USD ($)	Mar. 31, 2025 USD ($) item	Mar. 31, 2024 USD ($)	Dec. 31, 2024 item	Jan. 31, 2025 USD ($)	Feb. 23, 2024 USD ($)
Property, Plant and Equipment [Line Items]
Number of held for sale properties sold | item					2		2
Depreciation expense for operating property					$ 3,300,000	$ 4,100,000
Disposal Group, Held-for-Sale, Not Discontinued Operations [Member] | Courtenay Central ETC [Member]
Property, Plant and Equipment [Line Items]
Sale price					$ 21,500,000			$ 21,500,000
Book value	$ 14,700,000
Property book value adjustment	$ 0
Disposal Group, Held-for-Sale, Not Discontinued Operations [Member] | Culver City Los Angeles [Member]
Property, Plant and Equipment [Line Items]
Sale price						$ 10,000,000.0
Adjustment to sale price				$ 0
Book value				10,800,000
Disposal Group, Held-for-Sale, Not Discontinued Operations [Member] | Cannon Park ETC [Member]
Property, Plant and Equipment [Line Items]
Book value		$ 17,500,000
Property book value adjustment		$ 0
Area of Land | a		9.4
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | Culver City Los Angeles [Member]
Property, Plant and Equipment [Line Items]
Sale price				$ 8,300,000					$ 10,000,000.0
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | 2483 Trenton Avenue Williamsport Pennsylvania [Member]
Property, Plant and Equipment [Line Items]
Book value			$ 460,000
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] | 2483 Trenton Avenue Williamsport Pennsylvania [Member] | Land [Member]
Property, Plant and Equipment [Line Items]
Property book value adjustment			$ 0