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Leases (Schedule Of Lease Costs) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Leases [Abstract]        
Operating lease cost $ 212 $ 200 $ 429 $ 373
Short-term lease cost 4 126 8 252
Variable lease cost 37 28 74 53
Total lease cost $ 253 $ 354 $ 511 $ 678