Goodwill And Other Intangible Assets (Schedule Of Amortization Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Goodwill And Other Intangible Assets [Abstract]
Amortization of intangible assets	$ 2,367	$ 2,368	$ 7,095	$ 7,101
Amortization of capitalized purchased software costs			1,029	836
Amortization of debt costs			345	2,602
Total amortization			$ 8,469	$ 10,539