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Trust Preferred Capital Notes (Details) (USD $) | 6 Months Ended |  |  |  | 6 Months Ended
--- | --- | --- | --- | --- | ---
Jun. 30, 2013 | Dec. 31, 2012 | Jun. 30, 2013 Trust II [Member] | Sep. 20, 2007 Trust II [Member] | Jun. 30, 2013 Maximum [Member]
Trust Preferred Capital Notes [Line Items] |  |  |  |  |
Trust preferred securities issued by subsidiary trust |  |  | $ 7,000,000 | $ 7,000,000 |
Common equity issued by subsidiary trust |  |  |  | 217,000 |
Trust preferred capital notes | $ 7,217,000 | $ 7,217,000 |  | $ 7,200,000 |
Floating rate of interest |  |  | 1.89% |  |
Redemption date of securities | September 1, 2037 |  |  |  |
Portion of trust preferred securities in Tier 1 capital, percentage |  |  |  |  | 25.00%

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- Definition The effective interest rate at the end of the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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