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Loans and Allowance for Loan Losses (Details 5) (USD $) In Thousands, unless otherwise specified | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2014 | Dec. 31, 2013
Financing Receivable, Impaired [Line Items] |  |
Impaired loans without a valuation allowance, Recorded Investment | $ 8,069 | $ 9,895
Impaired loans without a valuation allowance, Unpaid Principal Balance | 8,182 | 10,060
Impaired loans without a valuation allowance, Average Recorded Investment | 8,900 | 9,541
Impaired loans without a valuation allowance, Interest Income Recognized | 321 | 519
Impaired loans with a valuation allowance, Recorded Investment | 1,426 | 3,895
Impaired loans with a valuation allowance, Unpaid Principal Balance | 1,616 | 3,996
Impaired loans with a valuation allowance, Related Allowance | 389 | 564
Impaired loans with a valuation allowance, Average Recorded Investment | 2,012 | 6,996
Impaired loans with a valuation allowance, Interest Income Recognized | 83 | 261
Total impaired loans, Recorded Investment | 9,495 | 13,790
Total impaired loans, Unpaid Principal Balance | 9,798 | 14,056
Total impaired loans, Related Allowance | 389 | 564
Total impaired loans, Average Recorded Investment | 10,912 | 16,537
Total impaired loans, Interest Income Recognized | 404 | 780
Commercial Real Estate Mortgage [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired loans without a valuation allowance, Recorded Investment | 4,797 | 5,786
Impaired loans without a valuation allowance, Unpaid Principal Balance | 4,839 | 5,854
Impaired loans without a valuation allowance, Average Recorded Investment | 5,225 | 4,657
Impaired loans without a valuation allowance, Interest Income Recognized | 182 | 340
Impaired loans with a valuation allowance, Recorded Investment | 431 | 2,196
Impaired loans with a valuation allowance, Unpaid Principal Balance | 440 | 2,285
Impaired loans with a valuation allowance, Related Allowance | 259 | 498
Impaired loans with a valuation allowance, Average Recorded Investment | 725 | 4,869
Impaired loans with a valuation allowance, Interest Income Recognized | 18 | 118
Consumer Real Estate Mortgage [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired loans without a valuation allowance, Recorded Investment | 1,806 | 2,177
Impaired loans without a valuation allowance, Unpaid Principal Balance | 1,821 | 2,202
Impaired loans without a valuation allowance, Average Recorded Investment | 1,991 | 2,669
Impaired loans without a valuation allowance, Interest Income Recognized | 89 | 96
Impaired loans with a valuation allowance, Recorded Investment | 650 | 1,270
Impaired loans with a valuation allowance, Unpaid Principal Balance | 831 | 1,281
Impaired loans with a valuation allowance, Related Allowance | 34 | 11
Impaired loans with a valuation allowance, Average Recorded Investment | 908 | 1,353
Impaired loans with a valuation allowance, Interest Income Recognized | 32 | 90
Construction and Land Development [Member] |  |
Financing Receivable, Impaired [Line Items] |  |
Impaired loans without a valuation allowance, Recorded Investment | 362 | 369
Impaired loans without a valuation allowance, Unpaid Principal Balance | 375 | 383
Impaired loans without a valuation allowance, Average Recorded Investment | 366 | 358
Impaired loans without a valuation allowance, Interest Income Recognized | 18 | 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 | 1,104 | 1,563
Impaired loans without a valuation allowance, Unpaid Principal Balance | 1,147 | 1,621
Impaired loans without a valuation allowance, Average Recorded Investment | 1,318 | 1,857
Impaired loans without a valuation allowance, Interest Income Recognized | 32 | 60
Impaired loans with a valuation allowance, Recorded Investment | 345 | 429
Impaired loans with a valuation allowance, Unpaid Principal Balance | 345 | 430
Impaired loans with a valuation allowance, Related Allowance | 96 | 55
Impaired loans with a valuation allowance, Average Recorded Investment | 379 | 597
Impaired loans with a valuation allowance, Interest Income Recognized | $ 33 | $ 53

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