Investment Securities (Gross Realized Gains And Losses On Sale Of Available-For-Sale Debt Securities) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Realized Gain	$ 159	$ 14	$ 159	$ 14
Debt Securities, Available-for-sale, Realized Loss	(7,345)	0	(7,345)	0
Obligations of states and political subdivisions
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Realized Gain	16	0	16	0
Debt Securities, Available-for-sale, Realized Loss	0	0	0	0
Residential mortgage-backed securities and collateralized mortgage obligations
Debt Securities, Available-for-sale [Line Items]
Debt Securities, Available-for-sale, Realized Gain	143	14	143	14
Debt Securities, Available-for-sale, Realized Loss	$ (7,345)	$ 0	$ (7,345)	$ 0

Amount of realized gain on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27357-111563

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Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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+ References

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