Goodwill And Other Intangible Assets (Other Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract]
Other intangible assets, gross carrying amount	$ 13,140	$ 13,140
Other intangible assets, adjustment	(212)	0
Other intangible assets, accumulated amortization	(3,053)	(1,886)
Other intangible assets, net carrying amount	$ 9,875	$ 11,254