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Borrowings (Details Textual) (USD $) | Dec. 31, 2013 | Dec. 31, 2012
--- | --- | ---
FHLB Put Options |  |
FHLB advances | $ 840,182,000 | $ 997,013,000
Lines of Credit |  |
Unsecured Lines of Credit |  |
Lines of credit | 255,000,000 |
FHLB Put Options |  |
FHLB Put Options |  |
FHLB advances | $ 275,000,000 |
Minimum rate to exercise put option | 8.00% |

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- Definition Minimum rate to exercise put option. + References No definition available. + Details
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- Definition Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822 + Details
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 + Details
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