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Business Combinations (Details 1) - Bowers Insurance Agency, Inc. - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2016
Business Acquisition [Line Items]    
Net interest income $ 16,889 $ 33,636
Net income $ 5,003 $ 9,789
Basic and diluted earnings per share $ 0.18 $ 0.36