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Leases (Schedule Of Supplemental Cash Flow Information Related To Leases) (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Leases [Abstract]    
Operating cash flows for operating leases $ 1,525 $ 1,500
Financing cash flows for finance leases 130 144
Operating cash flows for finance leases $ 24 $ 28