Goodwill And Other Intangible Assets (Schedule Of Amortization Expense) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Goodwill And Other Intangible Assets [Abstract]
Amortization of intangible assets	$ 3,170	$ 1,104	$ 8,945	$ 3,039
Amortization of capitalized purchased software costs			867	1,013
Amortization of debt costs			567	140
Total amortization			$ 10,379	$ 4,192