Loans and Allowance for Loan Losses (Credit Risk Exposure Indicators by Portfolio Segment) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Financing Receivable, Recorded Investment [Line Items]
Loans	$ 1,580,402	$ 1,563,866
Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	1,203,143	1,161,514
Performing Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans	288,269	293,118
Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	22,260	25,809
Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	64,718	81,535
Nonperforming Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans	2,012	1,890
Residential real estate loans
Financing Receivable, Recorded Investment [Line Items]
Loans	569,819	572,173
Residential real estate loans | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	551,035	555,444
Residential real estate loans | Performing Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans
Residential real estate loans | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	3,196	1,291
Residential real estate loans | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	15,588	15,438
Residential real estate loans | Nonperforming Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans
Commercial real estate loans
Financing Receivable, Recorded Investment [Line Items]
Loans	541,099	506,231
Commercial real estate loans | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	496,257	440,610
Commercial real estate loans | Performing Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans
Commercial real estate loans | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	7,749	17,069
Commercial real estate loans | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	37,093	48,552
Commercial real estate loans | Nonperforming Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans
Commercial loans
Financing Receivable, Recorded Investment [Line Items]
Loans	179,203	190,454
Commercial loans | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	155,851	165,460
Commercial loans | Performing Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans
Commercial loans | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans	11,315	7,449
Commercial loans | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans	12,037	17,545
Commercial loans | Nonperforming Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans
Home equity loans
Financing Receivable, Recorded Investment [Line Items]
Loans	272,630	278,375
Home equity loans | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans
Home equity loans | Performing Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans	271,059	276,742
Home equity loans | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans
Home equity loans | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans
Home equity loans | Nonperforming Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans	1,571	1,633
Consumer loans
Financing Receivable, Recorded Investment [Line Items]
Loans	17,651	16,633
Consumer loans | Pass [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans
Consumer loans | Performing Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans	17,210	16,376
Consumer loans | Special Mention [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans
Consumer loans | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans
Consumer loans | Nonperforming Financing Receivable
Financing Receivable, Recorded Investment [Line Items]
Loans	$ 441	$ 257