Loan Portfolio (Allowance for Loan Losses and Recorded Investment in Loans by Portfolio Class Based on Impairment) (Details) - USD ($) $ in Thousands | Sep. 30, 2015 | Dec. 31, 2014 | Sep. 30, 2014 | Dec. 31, 2013 |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | $ 4,716 | $ 5,324 | | |
Allowance allocated to loans, Collectively evaluated for impairment | 7,222 | 7,697 | | |
Allowance allocated to loans, total | 11,938 | 13,021 | $ 14,141 | $ 14,767 |
Individually evaluated for impairment, Total Loans | 34,665 | 36,415 | | |
Collectively evaluated for impairment, Total Loans | 818,799 | 776,332 | | |
Total Loans | $ 861,393 | 820,569 | | |
Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Acquired loans - purchase credit impaired,Total Loans | $ 7,929 | 7,822 | | |
Commercial, Industrial and Agricultural [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | 306 | | | |
Allowance allocated to loans, Collectively evaluated for impairment | 1,255 | 1,168 | | |
Allowance allocated to loans, total | 1,561 | 1,168 | 1,309 | 1,787 |
Individually evaluated for impairment, Total Loans | 333 | 1,451 | | |
Collectively evaluated for impairment, Total Loans | 84,031 | 82,645 | | |
Total Loans | $ 84,941 | 85,119 | | |
Commercial, Industrial and Agricultural [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Acquired loans - purchase credit impaired,Total Loans | $ 577 | 1,023 | | |
Real Estate - One to Four Family Residential [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | 896 | 1,006 | | |
Allowance allocated to loans, Collectively evaluated for impairment | 1,772 | 2,556 | | |
Allowance allocated to loans, total | 2,668 | 3,562 | 4,086 | 4,501 |
Individually evaluated for impairment, Total Loans | 9,438 | 8,888 | | |
Collectively evaluated for impairment, Total Loans | 341,831 | 336,566 | | |
Total Loans | $ 352,406 | 346,861 | | |
Real Estate - One to Four Family Residential [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Acquired loans - purchase credit impaired,Total Loans | $ 1,137 | 1,407 | | |
Real Estate - One to Four Family Residential [Member] | Closed End First and Seconds [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | 631 | 1,006 | | |
Allowance allocated to loans, Collectively evaluated for impairment | 1,187 | 878 | | |
Allowance allocated to loans, total | 1,818 | 1,884 | 2,245 | 2,859 |
Individually evaluated for impairment, Total Loans | 8,813 | 8,713 | | |
Collectively evaluated for impairment, Total Loans | 227,400 | 226,674 | | |
Total Loans | $ 237,318 | 236,761 | | |
Real Estate - One to Four Family Residential [Member] | Closed End First and Seconds [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Acquired loans - purchase credit impaired,Total Loans | $ 1,105 | 1,374 | | |
Real Estate - One to Four Family Residential [Member] | Home Equity Line of Credit [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | 265 | | | |
Allowance allocated to loans, Collectively evaluated for impairment | 585 | 1,678 | | |
Allowance allocated to loans, total | 850 | 1,678 | 1,841 | 1,642 |
Individually evaluated for impairment, Total Loans | 625 | 175 | | |
Collectively evaluated for impairment, Total Loans | 114,431 | 109,892 | | |
Total Loans | $ 115,088 | 110,100 | | |
Real Estate - One to Four Family Residential [Member] | Home Equity Line of Credit [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Acquired loans - purchase credit impaired,Total Loans | $ 32 | 33 | | |
Real Estate - Multifamily Residential [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Collectively evaluated for impairment | 83 | 89 | | |
Allowance allocated to loans, total | 83 | 89 | 100 | 79 |
Collectively evaluated for impairment, Total Loans | 28,110 | 25,157 | | |
Total Loans | $ 28,110 | 25,157 | | |
Real Estate - Multifamily Residential [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Real Estate - Construction [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | $ 1,415 | 1,710 | | |
Allowance allocated to loans, Collectively evaluated for impairment | 1,647 | 1,195 | | |
Allowance allocated to loans, total | 3,062 | 2,905 | 2,748 | 2,353 |
Individually evaluated for impairment, Total Loans | 5,854 | 5,837 | | |
Collectively evaluated for impairment, Total Loans | 65,458 | 49,373 | | |
Total Loans | $ 71,592 | 55,289 | | |
Real Estate - Construction [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Acquired loans - purchase credit impaired,Total Loans | $ 280 | 79 | | |
Real Estate - Construction [Member] | One to Four Family Residential [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | 116 | 78 | | |
Allowance allocated to loans, Collectively evaluated for impairment | 230 | 157 | | |
Allowance allocated to loans, total | 346 | 235 | 355 | 364 |
Individually evaluated for impairment, Total Loans | 256 | 176 | | |
Collectively evaluated for impairment, Total Loans | 19,680 | 19,522 | | |
Total Loans | $ 19,936 | 19,698 | | |
Real Estate - Construction [Member] | One to Four Family Residential [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Real Estate - Construction [Member] | Other Construction, Land Development and Other Land [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | $ 1,299 | 1,632 | | |
Allowance allocated to loans, Collectively evaluated for impairment | 1,417 | 1,038 | | |
Allowance allocated to loans, total | 2,716 | 2,670 | 2,393 | 1,989 |
Individually evaluated for impairment, Total Loans | 5,598 | 5,661 | | |
Collectively evaluated for impairment, Total Loans | 45,778 | 29,851 | | |
Total Loans | $ 51,656 | 35,591 | | |
Real Estate - Construction [Member] | Other Construction, Land Development and Other Land [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Acquired loans - purchase credit impaired,Total Loans | $ 280 | 79 | | |
Real Estate - Farmland [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | 215 | | | |
Allowance allocated to loans, Collectively evaluated for impairment | 70 | 144 | | |
Allowance allocated to loans, total | 285 | 144 | 130 | 116 |
Individually evaluated for impairment, Total Loans | 544 | | | |
Collectively evaluated for impairment, Total Loans | 10,644 | 9,471 | | |
Total Loans | $ 11,188 | 9,471 | | |
Real Estate - Farmland [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Real Estate - Non-farm, Non-residential [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | $ 1,800 | 2,502 | | |
Allowance allocated to loans, Collectively evaluated for impairment | 1,605 | 1,822 | | |
Allowance allocated to loans, total | 3,405 | 4,324 | 4,690 | 5,006 |
Individually evaluated for impairment, Total Loans | 18,151 | 19,862 | | |
Collectively evaluated for impairment, Total Loans | 254,262 | 237,397 | | |
Total Loans | $ 278,348 | 262,572 | | |
Real Estate - Non-farm, Non-residential [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Acquired loans - purchase credit impaired,Total Loans | $ 5,935 | 5,313 | | |
Real Estate - Non-farm, Non-residential [Member] | Owner Occupied [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | 878 | 1,240 | | |
Allowance allocated to loans, Collectively evaluated for impairment | 1,186 | 1,176 | | |
Allowance allocated to loans, total | 2,064 | 2,416 | 2,324 | 3,236 |
Individually evaluated for impairment, Total Loans | 6,411 | 10,046 | | |
Collectively evaluated for impairment, Total Loans | 166,491 | 145,858 | | |
Total Loans | $ 177,215 | 157,745 | | |
Real Estate - Non-farm, Non-residential [Member] | Owner Occupied [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Acquired loans - purchase credit impaired,Total Loans | $ 4,313 | 1,841 | | |
Real Estate - Non-farm, Non-residential [Member] | Non-owner Occupied [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | 922 | 1,262 | | |
Allowance allocated to loans, Collectively evaluated for impairment | 419 | 646 | | |
Allowance allocated to loans, total | 1,341 | 1,908 | 2,366 | 1,770 |
Individually evaluated for impairment, Total Loans | 11,740 | 9,816 | | |
Collectively evaluated for impairment, Total Loans | 87,771 | 91,539 | | |
Total Loans | $ 101,133 | 104,827 | | |
Real Estate - Non-farm, Non-residential [Member] | Non-owner Occupied [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Acquired loans - purchase credit impaired,Total Loans | $ 1,622 | 3,472 | | |
Consumer Loan [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Individually evaluated for impairment | 84 | 106 | | |
Allowance allocated to loans, Collectively evaluated for impairment | 218 | 199 | | |
Allowance allocated to loans, total | 302 | 305 | 306 | 387 |
Individually evaluated for impairment, Total Loans | 342 | 371 | | |
Collectively evaluated for impairment, Total Loans | 19,733 | 15,548 | | |
Total Loans | $ 20,075 | 15,919 | | |
Consumer Loan [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |
Other [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Collectively evaluated for impairment | $ 572 | 524 | | |
Allowance allocated to loans, total | 572 | 524 | $ 772 | $ 538 |
Individually evaluated for impairment, Total Loans | 3 | 6 | | |
Collectively evaluated for impairment, Total Loans | 14,730 | 20,175 | | |
Total Loans | $ 14,733 | $ 20,181 | | |
Other [Member] | Receivables Acquired with Deteriorated Credit Quality [Member] | | | | |
Financing Receivable, Allowance for Credit Losses [Line Items] | | | | |
Allowance allocated to loans, Acquired loans -purchase credit impaired | | | | |