Leases (Book Value Of Assets Under Operating Leases From Owned Assets) (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Property Subject to or Available for Operating Lease [Line Items]
Gross balance	$ 426,550	$ 480,346
Accumulated depreciation	(201,485)	(217,929)
Operating properties, net	225,065	262,417
Building And Improvements [Member]
Property Subject to or Available for Operating Lease [Line Items]
Gross balance	117,675	127,222
Accumulated depreciation	(22,442)	(23,270)
Operating properties, net	$ 95,233	$ 103,952