Loans (Schedule of Recorded Investment in Home Equity, Consumer and Residential Mortgage Loans) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Financing Receivable, Recorded Investment [Line Items]
Total Ending Loans Balance	$ 1,457,768	[1]	$ 1,390,802	[2]
Loans Acquired with Deteriorated Credit Quality (Included in the Total Above)	8,361		14,753		11,174
Home Equity Loans
Financing Receivable, Recorded Investment [Line Items]
Total Ending Loans Balance	86,570	[1]	81,812	[2]
Loans Acquired with Deteriorated Credit Quality (Included in the Total Above)	0		0		0
Consumer Loans
Financing Receivable, Recorded Investment [Line Items]
Total Ending Loans Balance	48,732	[1]	49,265	[2]
Loans Acquired with Deteriorated Credit Quality (Included in the Total Above)	118		134		148
Residential Mortgage Loans
Financing Receivable, Recorded Investment [Line Items]
Total Ending Loans Balance	137,549	[1]	129,047	[2]
Loans Acquired with Deteriorated Credit Quality (Included in the Total Above)	1,504		1,767		149
Performing | Home Equity Loans
Financing Receivable, Recorded Investment [Line Items]
Total Ending Loans Balance	86,302		81,698
Performing | Consumer Loans
Financing Receivable, Recorded Investment [Line Items]
Total Ending Loans Balance	48,536		49,029
Performing | Residential Mortgage Loans
Financing Receivable, Recorded Investment [Line Items]
Total Ending Loans Balance	135,664		127,708
Nonperforming | Home Equity Loans
Financing Receivable, Recorded Investment [Line Items]
Total Ending Loans Balance	268		114
Nonperforming | Consumer Loans
Financing Receivable, Recorded Investment [Line Items]
Total Ending Loans Balance	196		236
Nonperforming | Residential Mortgage Loans
Financing Receivable, Recorded Investment [Line Items]
Total Ending Loans Balance	$ 1,885		$ 1,339

[1] Total recorded investment in loans includes $5,778 in accrued interest.

[2] Total recorded investment in loans includes $5,590 in accrued interest.