Loans and Allowance for Loan Losses (Details 5) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
	Jun. 30, 2014	Dec. 31, 2013
Financing Receivable, Impaired [Line Items]
Impaired loans without a valuation allowance, Recorded Investment	$ 8,710	$ 9,895
Impaired loans without a valuation allowance, Unpaid Principal Balance	8,822	10,060
Impaired loans without a valuation allowance, Average Recorded Investment	9,177	9,541
Impaired loans without a valuation allowance, Interest Income Recognized	223	519
Impaired loans with a valuation allowance, Recorded Investment	1,172	3,895
Impaired loans with a valuation allowance, Unpaid Principal Balance	1,192	3,996
Impaired loans with a valuation allowance, Related Allowance	280	564
Impaired loans with a valuation allowance, Average Recorded Investment	2,207	6,996
Impaired loans with a valuation allowance, Interest Income Recognized	44	261
Total impaired loans, Recorded Investment	9,882	13,790
Total impaired loans, Unpaid Principal Balance	10,014	14,056
Total impaired loans, Related Allowance	280	564
Total impaired loans, Average Recorded Investment	11,384	16,537
Total impaired loans, Interest Income Recognized	267	780
Commercial Real Estate Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans without a valuation allowance, Recorded Investment	5,139	5,786
Impaired loans without a valuation allowance, Unpaid Principal Balance	5,180	5,854
Impaired loans without a valuation allowance, Average Recorded Investment	5,368	4,657
Impaired loans without a valuation allowance, Interest Income Recognized	126	340
Impaired loans with a valuation allowance, Recorded Investment	136	2,196
Impaired loans with a valuation allowance, Unpaid Principal Balance	145	2,285
Impaired loans with a valuation allowance, Related Allowance	31	498
Impaired loans with a valuation allowance, Average Recorded Investment	823	4,869
Impaired loans with a valuation allowance, Interest Income Recognized	3	118
Consumer Real Estate Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans without a valuation allowance, Recorded Investment	1,957	2,177
Impaired loans without a valuation allowance, Unpaid Principal Balance	1,972	2,202
Impaired loans without a valuation allowance, Average Recorded Investment	2,052	2,669
Impaired loans without a valuation allowance, Interest Income Recognized	62	96
Impaired loans with a valuation allowance, Recorded Investment	677	1,270
Impaired loans with a valuation allowance, Unpaid Principal Balance	688	1,281
Impaired loans with a valuation allowance, Related Allowance	140	11
Impaired loans with a valuation allowance, Average Recorded Investment	994	1,353
Impaired loans with a valuation allowance, Interest Income Recognized	19	90
Construction and Land Development [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans without a valuation allowance, Recorded Investment	365	369
Impaired loans without a valuation allowance, Unpaid Principal Balance	378	383
Impaired loans without a valuation allowance, Average Recorded Investment	367	358
Impaired loans without a valuation allowance, Interest Income Recognized	12	23
Impaired loans with a valuation allowance, Recorded Investment	0	0
Impaired loans with a valuation allowance, Unpaid Principal Balance	0	0
Impaired loans with a valuation allowance, Related Allowance	0	0
Impaired loans with a valuation allowance, Average Recorded Investment	0	177
Impaired loans with a valuation allowance, Interest Income Recognized	0	0
Commercial and Industrial Loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired loans without a valuation allowance, Recorded Investment	1,249	1,563
Impaired loans without a valuation allowance, Unpaid Principal Balance	1,292	1,621
Impaired loans without a valuation allowance, Average Recorded Investment	1,390	1,857
Impaired loans without a valuation allowance, Interest Income Recognized	23	60
Impaired loans with a valuation allowance, Recorded Investment	359	429
Impaired loans with a valuation allowance, Unpaid Principal Balance	359	430
Impaired loans with a valuation allowance, Related Allowance	109	55
Impaired loans with a valuation allowance, Average Recorded Investment	390	597
Impaired loans with a valuation allowance, Interest Income Recognized	$ 22	$ 53