Loans (Nonaccrual and Past Due Loans) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	$ 8,362	$ 8,406
Accruing Loans 90 or More Days Past Due	3,700	2,799
Acquired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	1,283	1,136
Accruing Loans 90 or More Days Past Due	3,074	1,959
Acquired Loans [Member] | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	96	96
Accruing Loans 90 or More Days Past Due	0	0
Acquired Loans [Member] | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	37	9
Accruing Loans 90 or More Days Past Due	1,752	567
Acquired Loans [Member] | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	133	105
Accruing Loans 90 or More Days Past Due	1,752	567
Acquired Loans [Member] | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	451	708
Accruing Loans 90 or More Days Past Due	283	301
Acquired Loans [Member] | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	680	304
Accruing Loans 90 or More Days Past Due	1,023	1,083
Acquired Loans [Member] | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	19	19
Accruing Loans 90 or More Days Past Due	13	0
Acquired Loans [Member] | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	0	0
Accruing Loans 90 or More Days Past Due	3	8
Originated Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	7,079	7,270
Accruing Loans 90 or More Days Past Due	626	840
Originated Loan [Member] | Commercial real estate, construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	0	0
Accruing Loans 90 or More Days Past Due	0	0
Originated Loan [Member] | Commercial real estate, other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	2,128	2,575
Accruing Loans 90 or More Days Past Due	394	0
Originated Loan [Member] | Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	2,128	2,575
Accruing Loans 90 or More Days Past Due	394	0
Originated Loan [Member] | Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	1,277	1,286
Accruing Loans 90 or More Days Past Due	125	0
Originated Loan [Member] | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	3,228	3,049
Accruing Loans 90 or More Days Past Due	73	818
Originated Loan [Member] | Home equity lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	432	341
Accruing Loans 90 or More Days Past Due	34	20
Originated Loan [Member] | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual Loans	14	19
Accruing Loans 90 or More Days Past Due	$ 0	$ 2