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Leases (Schedule Of Future Minimum Rental Income Under Operating Leases) (Details)
$ in Thousands
Dec. 31, 2018
USD ($)
Leases [Abstract]  
2019 $ 7,964
2020 6,807
2021 6,190
2022 5,337
2023 4,714
Thereafter 9,632
Total $ 40,644