Investments (Gross Unrealized Losses And Fair Value Of Investments) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Schedule of Investments [Line Items]
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value	$ 103,127	$ 138,967
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss	1,606	1,637
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value	8,500	36,185
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss	1,171	584
Securities available-for-sale, Total, Estimated Fair Value	111,627	175,152
Securities available-for-sale, Total, Unrealized Loss	2,777	2,221
Obligations Of States And Political Subdivisions
Schedule of Investments [Line Items]
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value	17,990	230
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss	629	0
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value	320	1,439
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss	1	6
Securities available-for-sale, Total, Estimated Fair Value	18,310	1,669
Securities available-for-sale, Total, Unrealized Loss	630	6
U.S. Government Agencies Mortgage-backed Securities
Schedule of Investments [Line Items]
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value	64,404	123,289
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss	511	1,247
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value	4,780	34,746
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss	21	578
Securities available-for-sale, Total, Estimated Fair Value	69,184	158,035
Securities available-for-sale, Total, Unrealized Loss	532	1,825
Corporate Securities
Schedule of Investments [Line Items]
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value	15,193	11,248
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss	390	43
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value	0	0
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss	0	0
Securities available-for-sale, Total, Estimated Fair Value	15,193	11,248
Securities available-for-sale, Total, Unrealized Loss	390	43
Trust Preferred Securities
Schedule of Investments [Line Items]
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value	0	4,200
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss	0	347
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value	3,400	0
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss	1,149	0
Securities available-for-sale, Total, Estimated Fair Value	3,400	4,200
Securities available-for-sale, Total, Unrealized Loss	1,149	$ 347
Private Label
Schedule of Investments [Line Items]
Securities available-for-sale, Less Than Twelve Months, Estimated Fair Value	5,540
Securities available-for-sale, Less Than Twelve Months, Unrealized Loss	76
Securities available-for-sale, Twelve Months or Greater, Estimated Fair Value	0
Securities available-for-sale, Twelve Months or Greater, Unrealized Loss	0
Securities available-for-sale, Total, Estimated Fair Value	5,540
Securities available-for-sale, Total, Unrealized Loss	$ 76