Fair Value (Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis) (Details) (Fair Value, Measurements, Recurring, USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Assets:
Securities	$ 630,995	$ 606,032
Loans Held-for-Sale	6,311	9,265
Derivative Assets	507	866
Derivative Liabilities	508	737
U.S. Treasury and Agency Securities
Assets:
Securities	19,561	18,952
Corporate Securities
Assets:
Securities	0	0
Obligations of State and Political Subdivisions
Assets:
Securities	153,777	113,497
Mortgage-backed Securities – Residential
Assets:
Securities	457,304	473,230
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) | Corporate 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	620,501	594,847
Loans Held-for-Sale	6,311	9,265
Derivative Assets	507	866
Derivative Liabilities	508	737
Significant Other Observable Inputs (Level 2) | U.S. Treasury and Agency Securities
Assets:
Securities	19,561	18,952
Significant Other Observable Inputs (Level 2) | Corporate Securities
Assets:
Securities	0	0
Significant Other Observable Inputs (Level 2) | Obligations of State and Political Subdivisions
Assets:
Securities	143,636	102,665
Significant Other Observable Inputs (Level 2) | Mortgage-backed Securities – Residential
Assets:
Securities	457,304	473,230
Significant Other Observable Inputs (Level 2) | Equity Securities
Assets:
Securities	0	0
Significant Unobservable Inputs (Level 3)
Assets:
Securities	10,494	11,185
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) | Corporate Securities
Assets:
Securities	0	0
Significant Unobservable Inputs (Level 3) | Obligations of State and Political Subdivisions
Assets:
Securities	10,141	10,832
Significant Unobservable Inputs (Level 3) | Mortgage-backed Securities – Residential
Assets:
Securities	0	0
Significant Unobservable Inputs (Level 3) | Equity Securities
Assets:
Securities	$ 353	$ 353