Annual report pursuant to Section 13 and 15(d)

Goodwill And Other Intangible Assets (Narrative) (Details)

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Goodwill And Other Intangible Assets (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Goodwill And Other Intangible Assets [Abstract]      
Amortization of Intangible Assets $ 3,552 $ 3,873 $ 2,376