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Business Combinations Pro Forma Information (Details) - First Clover Leaf [Member] - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2016 | Jun. 30, 2016
Business Acquisition [Line Items] |  |
Business Acquisitions Pro Forma Net Interest Income | $ 21,214 | $ 42,915
Business Acquisitions Pro Forma Provision For Loan Losses | 803 | 961
Business Acquisitions Pro Forma Non-Interest Income | 7,165 | 14,422
Business Acquisitions Pro Forma Non-Interest Expense | 18,710 | 38,012
Business Acquisitions Pro Forma Income before Income Taxes | 8,866 | 18,364
Business Acquisitions Pro Forma, Income Tax Expense | 2,893 | 6,103
Business Acquisition, Pro Forma Net Income (Loss) | 5,973 | 12,261
Business Acquisitions Pro Forma, Dividends On Preferred Shares | 0 | 0
Business Acquisitions Pro Forma, Net Income Available To Common Stockholders | $ 5,973 | $ 12,261
Business Acquisition, Pro Forma Earnings Per Share, Basic | $ 510 | $ 1,080
Business Acquisition, Pro Forma Earnings Per Share, Diluted | $ 480 | $ 990
Weighted Average Basic Shares Outstanding, Pro Forma | 11,753,325 | 11,404,723
Pro Forma Weighted Average Shares Outstanding, Diluted | 12,445,488 | 12,432,707

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