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Allowance For Loan Loss Additional Information (Details) (USD $) In Thousands, unless otherwise specified | Sep. 30, 2014 | Dec. 31, 2013 | Sep. 30, 2013
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Financing Receivable Allowance For Credit Loss Additional Information [Line Items] |  |  |
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | $ 4,552 |  | $ 5,662
Financing Receivable, Collectively Evaluated for Impairment | 391,716 |  | 375,409
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 202 |  | 284
Financing Receivable, Individually Evaluated for Impairment | 3,508 |  | 5,674
Allowance for loan losses | 4,754 | 5,268 | 5,946
Loans and Leases Receivable, Gross, Carrying Amount | 395,224 | 383,778 | 381,083
Commercial and Industrial Loans [Member] |  |  |
Financing Receivable Allowance For Credit Loss Additional Information [Line Items] |  |  |
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 669 |  | 546
Financing Receivable, Collectively Evaluated for Impairment | 52,785 |  | 58,630
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 0 |  | 0
Financing Receivable, Individually Evaluated for Impairment | 83 |  | 136
Allowance for loan losses | 669 |  | 546
Loans and Leases Receivable, Gross, Carrying Amount | 52,868 | 57,780 | 58,766
Construction And Land Development Loans [Member] |  |  |
Financing Receivable Allowance For Credit Loss Additional Information [Line Items] |  |  |
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 895 |  | 1,090
Financing Receivable, Collectively Evaluated for Impairment | 33,574 |  | 35,469
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 0 |  | 99
Financing Receivable, Individually Evaluated for Impairment | 615 |  | 1,593
Allowance for loan losses | 895 |  | 1,189
Loans and Leases Receivable, Gross, Carrying Amount | 34,189 | 36,479 | 37,062
Commercial Real Estate Loans, Total [Member] |  |  |
Financing Receivable Allowance For Credit Loss Additional Information [Line Items] |  |  |
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 1,733 |  | 2,919
Financing Receivable, Collectively Evaluated for Impairment | 188,150 |  | 167,564
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 202 |  | 185
Financing Receivable, Individually Evaluated for Impairment | 1,927 |  | 2,956
Allowance for loan losses | 1,935 |  | 3,104
Loans and Leases Receivable, Gross, Carrying Amount | 190,077 | 174,920 | 170,520
Residential Real Estate Loans, Total [Member] |  |  |
Financing Receivable Allowance For Credit Loss Additional Information [Line Items] |  |  |
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 1,083 |  | 982
Financing Receivable, Collectively Evaluated for Impairment | 105,672 |  | 101,576
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 0 |  | 0
Financing Receivable, Individually Evaluated for Impairment | 883 |  | 989
Allowance for loan losses | 1,083 |  | 982
Loans and Leases Receivable, Gross, Carrying Amount | 106,555 | 101,706 | 102,565
Consumer Installment and Revolving Loans [Member] |  |  |
Financing Receivable Allowance For Credit Loss Additional Information [Line Items] |  |  |
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment | 172 |  | 125
Financing Receivable, Collectively Evaluated for Impairment | 11,535 |  | 12,170
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 0 |  | 0
Financing Receivable, Individually Evaluated for Impairment | 0 |  | 0
Allowance for loan losses | 172 |  | 125
Loans and Leases Receivable, Gross, Carrying Amount | $ 11,535 | $ 12,893 | $ 12,170

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- Definition The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 + Details
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- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 + Details
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- Definition The balance of financing receivables that were collectively evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 + Details
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- Definition The balance of financing receivables that were individually evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 + Details
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- Definition Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(d)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Subparagraph d -Article 9 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b)(1)(ii) -URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section L -Subsection 1 + Details
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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 + Details
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