Securities (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($) security issuance	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Debt Securities, Available-for-sale [Line Items]
Number Of Issuances Of Securities Exceeding Shareholders Equity Threshold | issuance	0
Proceeds from Sale of Debt Securities, Available-for-sale | $	$ 32,330	$ 30,403	$ 124,142
US Government Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Number Of Securities In Unrealized Loss Position	1
Number Of Securities In Continuous Loss Position For Twelve Months or More	1
Other Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Issuances Of Securities Exceeding Shareholders Equity Threshold, Percent	10.00%
U.S. Government Agency and Government-Sponsored Enterprise Mortgage-Backed Securities and Collateralized Mortgage Obligations [Member]
Debt Securities, Available-for-sale [Line Items]
Number Of Securities In Unrealized Loss Position	442
Number Of Securities In Continuous Loss Position For Twelve Months or More	397
Municipal Bonds [Member]
Debt Securities, Available-for-sale [Line Items]
Number Of Securities In Unrealized Loss Position	408
Number Of Securities In Continuous Loss Position For Twelve Months or More	313
US Government Corporations and Agencies Securities [Member]
Debt Securities, Available-for-sale [Line Items]
Number Of Securities In Unrealized Loss Position	41
Number Of Securities In Continuous Loss Position For Twelve Months or More	39