Goodwill And Other Intangible Assets Goodwill and Other Intangible Assets (Rollforward of Goodwill) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Goodwill [Roll Forward]
Beginning balance	$ 109,567	$ 76,196
Ending balance	108,941	109,567
Poage Bankshares, Inc. [Member]
Business Acquisition [Line Items]
Goodwill, Purchase Accounting Adjustments	(583)
Goodwill [Roll Forward]
Goodwill, Acquired During Period		28,633
Farmers Deposit Bancorp, Inc. [Member]
Business Acquisition [Line Items]
Goodwill, Purchase Accounting Adjustments	$ (43)
Goodwill [Roll Forward]
Goodwill, Acquired During Period		$ 4,738