Loans (Summary of TDRs with a Payment Default During the Period) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014 Loans	Jun. 30, 2013 Loans	Jun. 30, 2014 Loans	Jun. 30, 2013 Loans
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract	11	6	14	30
Financing receivable modification subsequent default recorded investment	$ 1,454	$ 1,545	$ 3,228	$ 3,368
Consumer Portfolio Segment [Member]
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract	3	4	3	9
Financing receivable modification subsequent default recorded investment	80	19	80	503
Commercial [Member] | Commercial Loan Portfolio [Member]
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract	5	0	6	17
Financing receivable modification subsequent default recorded investment	771	0	875	1,053
Real estate commercial [Member] | Commercial Loan Portfolio [Member]
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract	3	0	5	1
Financing receivable modification subsequent default recorded investment	603	0	2,273	126
Real Estate Construction Loans [Member] | Commercial Loan Portfolio [Member]
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract		0		1
Financing receivable modification subsequent default recorded investment		0		160
Land Development Loans [Member] | Commercial Loan Portfolio [Member]
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract		2		2
Financing receivable modification subsequent default recorded investment		1,526		1,526
Subtotal-commercial loan portfolio [Member] | Commercial Loan Portfolio [Member]
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract	8	2	11	21
Financing receivable modification subsequent default recorded investment	$ 1,374	$ 1,526	$ 3,148	$ 2,865