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Fair Value (Details Textual) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended |  | 6 Months Ended |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 30, 2012 | Jun. 30, 2011 | Jun. 30, 2012 | Jun. 30, 2011 | Dec. 31, 2011 | Jun. 30, 2011 Pooled SBA [Member] Securities | Dec. 31, 2010 Pooled SBA [Member] | Jun. 30, 2012 Collateral Dependent Loans [Member] | Jun. 30, 2011 Collateral Dependent Loans [Member] | Jun. 30, 2012 Collateral Dependent Loans [Member] | Dec. 31, 2011 Collateral Dependent Loans [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |  |  |  |  |  |  |  |  |
Securities transferred to the Level 1 Fair value |  |  |  |  |  |  | $ 3,437 |  |  |  |
Impaired loans, principal balance | 32,744 |  | 32,744 |  |  |  |  | 14,476 | 22,384 | 14,476 |
Impaired loans allowance | 2,456 |  | 2,456 |  | 1,493 |  |  | 2,146 |  | 2,146 | 1,493
Impaired loans, additional provisions |  |  |  | 263 |  |  |  | 1,196 | 345 | 1,597 |
Number of Pooled SBA securities, transferred from level 2 to level 1 |  |  |  |  |  | 2 |  |  |  |  |
Fair Value Measurement (Textual) [Abstract] |  |  |  |  |  |  |  |  |  |  |
Fair value changes attributed to unrealized gains (losses) | (164) | (16) | 24 | 87 |  |  |  |  |  |  |
Realized gains (losses) on sale of securities | 24 | 0 | 156 | 10 |  |  |  |  |  |  |
Dividend Income, Operating | $ 18 | $ 8 | $ 31 | $ 15 |  |  |  |  |  |  |

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- Definition Impaired financing receivable additional provisions. + References No definition available. + Details
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- Definition Earned dividend income on equity securities that are part of the trading and investment portfolios owned by the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.2) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 2 -Article 9 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Audit and Accounting Guide (AAG) -Number AAG-BRD -Paragraph 9, 51, 56 -IssueDate 2006-05-01 -Chapter 4 -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 net change in the difference between the fair value and the carrying value, or in the comparative fair values, of trading securities held at each balance sheet date, that was included in earnings for the period. Trading securities are bought and held principally for the purpose of selling them in the near term (thus held for only a short period of time) and the change in net unrealized holding gain (loss) is included in earnings for the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Trading Securities -URI http://asc.fasb.org/extlink&oid=6526789 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 21 -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. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 13 -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 FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=6872113&loc=d3e27357-111563 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 115 -Paragraph 12 -Subparagraph a -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 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7(c)) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 35 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=16383099&loc=d3e24584-111560 + Details
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