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Consolidated Condensed Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014
Statement of Comprehensive Income [Abstract] |  |  |  |
Unrealized net holding gain (loss) on securities available-for-sale, Tax expense | $ (4,432) | $ 7,042 | $ (200) | $ 12,933

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- Definition Other Comprehensive Income Loss Available For Sale Securities Including Reclassification Adjustment Tax + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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