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Business Combinations (Unaudited Pro Forma Information) (Details) - Citizens First - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019
Business Acquisition [Line Items] |  |
Net Interest Income | $ 36,256 | $ 38,139
Non-interest Income | 14,081 | 12,503
Total Revenue | 50,337 | 50,642
Provision for Loan Losses Expense | 5,150 | 675
Non-interest Expense | 30,265 | 30,423
Income Before Income Taxes | 14,922 | 19,544
Income Tax Expense | 2,403 | 3,045
Net Income | $ 12,519 | $ 16,499
Earnings Per Share and Diluted Earnings Per Share (in dollars per share) | $ 0.47 | $ 0.62

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