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Loans, Allowance For Loan Losses And OREO (Allowance For Credit Losses And Recorded Investment In Financing Receivables) (Details) (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2013 | Mar. 31, 2012 | Dec. 31, 2012
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Allowance for Credit Losses: Beginning Balance | $ 5,535,000 | $ 5,612,000 | $ 5,612,000
Allowance for Credit Losses: Charge-offs | (186,000) |  | (2,599,000)
Allowance for Credit Losses: Recoveries | 22,000 |  | 233,000
Allowance for credit losses: Provision | 235,000 | 750,000 | 2,289,000
Allowance for Credit Losses: Ending Balance | 5,606,000 |  | 5,535,000
Allowance for Credit Losses: Ending Balance: Individually evaluated for impairment | 1,556,000 |  | 1,537,000
Allowance for Credit Losses: Ending Balance: Collectively evaluated for impairment | 4,050,000 |  | 3,998,000
Allowance for Credit Losses: Totals | 5,606,000 |  | 5,535,000
Financing Receivables: Ending Balance: Individually evaluated for impairment | 19,862,000 |  | 22,338,000
Financing Receivables: Ending Balance: Collectively evaluated for impairment | 311,254,000 |  | 303,119,000
Total Financing Receivables | 331,116,000 |  | 325,457,000
Commercial [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Allowance for Credit Losses: Beginning Balance | 987,000 | 892,000 | 892,000
Allowance for Credit Losses: Charge-offs | (19,000) |  | (739,000)
Allowance for Credit Losses: Recoveries | 8,000 |  | 18,000
Allowance for credit losses: Provision | (120,000) |  | 816,000
Allowance for Credit Losses: Ending Balance | 856,000 |  | 987,000
Allowance for Credit Losses: Ending Balance: Individually evaluated for impairment | 176,000 |  | 373,000
Allowance for Credit Losses: Ending Balance: Collectively evaluated for impairment | 680,000 |  | 614,000
Allowance for Credit Losses: Totals | 856,000 |  | 987,000
Financing Receivables: Ending Balance: Individually evaluated for impairment | 4,063,000 |  | 3,150,000
Financing Receivables: Ending Balance: Collectively evaluated for impairment | 53,345,000 |  | 51,934,000
Total Financing Receivables | 57,408,000 |  | 55,084,000
Commercial Real Estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Allowance for Credit Losses: Beginning Balance | 2,849,000 | 2,677,000 | 2,677,000
Allowance for Credit Losses: Charge-offs | (149,000) |  | (1,061,000)
Allowance for Credit Losses: Recoveries |  |  | 129,000
Allowance for credit losses: Provision | 329,000 |  | 1,104,000
Allowance for Credit Losses: Ending Balance | 3,029,000 |  | 2,849,000
Allowance for Credit Losses: Ending Balance: Individually evaluated for impairment | 1,042,000 |  | 808,000
Allowance for Credit Losses: Ending Balance: Collectively evaluated for impairment | 1,987,000 |  | 2,041,000
Allowance for Credit Losses: Totals | 3,029,000 |  | 2,849,000
Financing Receivables: Ending Balance: Individually evaluated for impairment | 12,466,000 |  | 15,035,000
Financing Receivables: Ending Balance: Collectively evaluated for impairment | 144,446,000 |  | 138,381,000
Total Financing Receivables | 156,912,000 |  | 153,416,000
Consumer [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Allowance for Credit Losses: Beginning Balance | 1,057,000 | 1,486,000 | 1,486,000
Allowance for Credit Losses: Charge-offs | (7,000) |  | (697,000)
Allowance for Credit Losses: Recoveries | 14,000 |  | 77,000
Allowance for credit losses: Provision | 77,000 |  | 191,000
Allowance for Credit Losses: Ending Balance | 1,141,000 |  | 1,057,000
Allowance for Credit Losses: Ending Balance: Individually evaluated for impairment | 180,000 |  | 196,000
Allowance for Credit Losses: Ending Balance: Collectively evaluated for impairment | 961,000 |  | 861,000
Allowance for Credit Losses: Totals | 1,141,000 |  | 1,057,000
Financing Receivables: Ending Balance: Individually evaluated for impairment | 757,000 |  | 1,000,000
Financing Receivables: Ending Balance: Collectively evaluated for impairment | 69,684,000 |  | 69,639,000
Total Financing Receivables | 70,441,000 |  | 70,639,000
Residential Real Estate [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Allowance for Credit Losses: Beginning Balance | 642,000 | 557,000 | 557,000
Allowance for Credit Losses: Charge-offs | (11,000) |  | (102,000)
Allowance for Credit Losses: Recoveries |  |  | 9,000
Allowance for credit losses: Provision | (51,000) |  | 178,000
Allowance for Credit Losses: Ending Balance | 580,000 |  | 642,000
Allowance for Credit Losses: Ending Balance: Individually evaluated for impairment | 158,000 |  | 160,000
Allowance for Credit Losses: Ending Balance: Collectively evaluated for impairment | 422,000 |  | 482,000
Allowance for Credit Losses: Totals | 580,000 |  | 642,000
Financing Receivables: Ending Balance: Individually evaluated for impairment | 2,576,000 |  | 3,153,000
Financing Receivables: Ending Balance: Collectively evaluated for impairment | 43,779,000 |  | 43,165,000
Total Financing Receivables | $ 46,355,000 |  | $ 46,318,000

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- Definition A valuation allowance for financing receivables that are expected to be uncollectible. + 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 (c)(1) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 + Details
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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=7512638&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=7512638&loc=SL6953423-111524 + Details
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- Definition Amount of recovery of financing receivables doubtful of collection that were previously charged off. + 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 (c)(4) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 + Details
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- Definition Amount of direct write-downs of financing receivables charged against the allowance. + 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 (c)(3) -URI http://asc.fasb.org/extlink&oid=7512638&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=7512638&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=7512638&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 Statement of Financial Accounting Standard (FAS) -Number 5 -Paragraph 8, 9 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: 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 3: 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 4: http://www.xbrl.org/2003/role/presentationRef -Publisher OTS -Name Federal Regulation (FR) -Number Title 12 -Section 563c.102 -Paragraph 8 -Subparagraph a(ii) -Chapter V -Subsection I -LegacyDoc This is a non-GAAP reference that was included in the 2009 taxonomy. It will be removed from future versions of this taxonomy. Reference 5: 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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 114 -Paragraph 20 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 7: 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=6375948&loc=d3e4428-111522 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 01-6 -Paragraph 13 -Subparagraph e -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition The sum of the periodic provision charged to earnings, based on an assessment of uncollectibility from the counterparty on account of loan, lease or other credit losses, to reduce these accounts to the amount that approximates their net realizable value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 11 -Article 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Audit and Accounting Guide (AAG) -Number AAG-DEP -Paragraph 168, 169, 170 -IssueDate 2006-05-01 -Chapter 5 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.11) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 + Details
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