Fair Value (Assets and Liabilities Measured at Fair Value on Recurring Basis) (Details) - Fair Value, Measurements, Recurring - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Assets:
Securities	$ 715,611	$ 637,840
Loans Held-for-Sale	8,700	10,762
Derivative Assets	2,739	1,201
Derivative Liabilities	2,905	1,232
U.S. Treasury and Agency Securities
Assets:
Securities	11,009	9,898
Obligations of State and Political Subdivisions
Assets:
Securities	236,283	203,628
Mortgage-backed Securities - Residential
Assets:
Securities	467,966	423,961
Equity Securities
Assets:
Securities	353	353
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
Quoted Prices in Active Markets for Identical Assets (Level 1) \| U.S. Treasury and Agency Securities
Assets:
Securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Obligations of State and Political Subdivisions
Assets:
Securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Mortgage-backed Securities - Residential
Assets:
Securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Equity Securities
Assets:
Securities	0	0
Significant Other Observable Inputs (Level 2)
Assets:
Securities	706,962	628,467
Loans Held-for-Sale	8,700	10,762
Derivative Assets	2,739	1,201
Derivative Liabilities	2,905	1,232
Significant Other Observable Inputs (Level 2) \| U.S. Treasury and Agency Securities
Assets:
Securities	11,009	9,898
Significant Other Observable Inputs (Level 2) \| Obligations of State and Political Subdivisions
Assets:
Securities	227,987	194,608
Significant Other Observable Inputs (Level 2) \| Mortgage-backed Securities - Residential
Assets:
Securities	467,966	423,961
Significant Other Observable Inputs (Level 2) \| Equity Securities
Assets:
Securities	0	0
Significant Unobservable Inputs (Level 3)
Assets:
Securities	8,649	9,373
Loans Held-for-Sale	0	0
Derivative Assets	0	0
Derivative Liabilities	0	0
Significant Unobservable Inputs (Level 3) \| U.S. Treasury and Agency Securities
Assets:
Securities	0	0
Significant Unobservable Inputs (Level 3) \| Obligations of State and Political Subdivisions
Assets:
Securities	8,296	9,020
Significant Unobservable Inputs (Level 3) \| Mortgage-backed Securities - Residential
Assets:
Securities	0	0
Significant Unobservable Inputs (Level 3) \| Equity Securities
Assets:
Securities	$ 353	$ 353

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624163-113959

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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/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Trading Securities
-URI http://asc.fasb.org/extlink&oid=6526789

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 35
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=27723805&loc=d3e24584-111560

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=51813488&loc=d3e22054-111558

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Available-for-Sale Securities
-URI http://asc.fasb.org/extlink&oid=6505594

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 1
-Subparagraph a, f, g
-Article 7

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+ References

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