Leases (Book Value Of Assets Under Operating Leases From Owned Assets) (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024
Property Subject to or Available for Operating Lease [Line Items]
Gross balance	$ 410,772	$ 408,922
Accumulated depreciation	(198,415)	(194,228)
Operating property, net	212,357	214,694
Building And Improvements [Member]
Property Subject to or Available for Operating Lease [Line Items]
Gross balance	113,511	113,424
Accumulated depreciation	(22,415)	(21,692)
Operating property, net	$ 91,096	$ 91,732