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Leases (Book Value Of Assets Under Operating Leases From Owned Assets) (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Property Subject to or Available for Operating Lease [Line Items]    
Gross balance $ 546,440 $ 555,620
Accumulated depreciation (259,488) (248,963)
Operating property, net 286,952 306,657
Building And Improvements [Member]    
Property Subject to or Available for Operating Lease [Line Items]    
Gross balance 136,749 140,028
Accumulated depreciation (26,148) (23,923)
Operating property, net $ 110,601 $ 116,105