Fair Value (Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Assets:
Loans Held-for-Sale	$ 17,713	$ 4,263
Fair Value, Measurements, Recurring
Assets:
Securities	854,825	812,611
Loans Held-for-Sale	17,713	4,263
Derivative Assets	2,607	1,713
Derivative Liabilities	2,829	1,734
Fair Value, Measurements, Recurring \| Obligations of State and Political Subdivisions
Assets:
Securities	324,300	294,533
Fair Value, Measurements, Recurring \| MBS/CMO
Assets:
Securities	530,525	518,078
Fair Value, Measurements, Recurring \| Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets:
Securities	0	0
Loans Held-for-Sale	0	0
Derivative Assets	0	0
Derivative Liabilities	0	0
Fair Value, Measurements, Recurring \| Quoted Prices in Active Markets for Identical Assets (Level 1) \| Obligations of State and Political Subdivisions
Assets:
Securities	0	0
Fair Value, Measurements, Recurring \| Quoted Prices in Active Markets for Identical Assets (Level 1) \| MBS/CMO
Assets:
Securities	0	0
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2)
Assets:
Securities	850,804	807,620
Loans Held-for-Sale	17,713	4,263
Derivative Assets	2,607	1,713
Derivative Liabilities	2,829	1,734
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2) \| Obligations of State and Political Subdivisions
Assets:
Securities	320,279	289,542
Fair Value, Measurements, Recurring \| Significant Other Observable Inputs (Level 2) \| MBS/CMO
Assets:
Securities	530,525	518,078
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3)
Assets:
Securities	4,021	4,991
Loans Held-for-Sale	0	0
Derivative Assets	0	0
Derivative Liabilities	0	0
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3) \| Obligations of State and Political Subdivisions
Assets:
Securities	4,021	4,991
Fair Value, Measurements, Recurring \| Significant Unobservable Inputs (Level 3) \| MBS/CMO
Assets:
Securities	$ 0	$ 0

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- Definition

Fair value as of the balance sheet date of all derivative assets not designated as hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959

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- Definition

Fair value as of the balance sheet date of all derivative liabilities not designated as hedging instruments.

+ References

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- Definition

Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.

+ References

No definition available.

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