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Goodwill And Other Intangible Assets (Schedule Of Amortization Expense) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Goodwill And Other Intangible Assets [Abstract]        
Amortization of intangible assets $ 2,371 $ 2,361 $ 4,752 $ 4,728
Amortization of capitalized purchased software costs     736 747
Amortization of debt costs     230 230
Total amortization     $ 5,718 $ 5,705