Loans (Schedule of Financing Receivables, Non-Accrual Status) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014 loan	Dec. 31, 2013 loan
Financing Receivable, Recorded Investment, Past Due [Line Items]
90 or greater days delinquent	$ 10,263	$ 11,170
Number of loans, 90 or greater days delinquent	31	28
Non-accrual performing loans		4,281
Number of loans, non-accrual performing loans		6
Total non-accrual loans	10,263	15,451
Total number of loans	31	34
Commercial Equipment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
90 or greater days delinquent	286	234
Number of loans, 90 or greater days delinquent	4	2
Total non-accrual loans	286	234
Total number of loans	4	2
Consumer Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
90 or greater days delinquent
Non-accrual performing loans		24
Number of loans, non-accrual performing loans		1
Total non-accrual loans		24
Total number of loans		1
Commercial Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
90 or greater days delinquent	1,587	1,935
Number of loans, 90 or greater days delinquent	6	6
Total non-accrual loans	1,587	1,935
Total number of loans	6	6
Home Equity and Second Mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
90 or greater days delinquent	399	115
Number of loans, 90 or greater days delinquent	6	3
Total non-accrual loans	399	115
Total number of loans	6	3
Construction and Land Development [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
90 or greater days delinquent	3,634	2,968
Number of loans, 90 or greater days delinquent	2	1
Total non-accrual loans	3,634	2,968
Total number of loans	2	1
Residential Mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
90 or greater days delinquent	533	1,683
Number of loans, 90 or greater days delinquent	2	6
Non-accrual performing loans		562
Number of loans, non-accrual performing loans		3
Total non-accrual loans	533	2,245
Total number of loans	2	9
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
90 or greater days delinquent	3,824	4,235
Number of loans, 90 or greater days delinquent	11	10
Non-accrual performing loans		3,695
Number of loans, non-accrual performing loans		2
Total non-accrual loans	$ 3,824	$ 7,930
Total number of loans	11	12