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Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) - $ / shares | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Dividends declared per common share | $ 0.90 | $ 0.85 | $ 0.81
Issuance of common shares pursuant to the Dividend Reinvestment Plan (in shares) |  | 8,616 | 13,804
Stock issued during period, shares, deferred compensation | 8,378 | 9,513 | 12,921
Restricted stock issued during period, shares, pursuant to the 2017 stock incentive plan | 54,067 | 27,750 | 24,867
Common stock issued during period, shares, pursuant to the 2017 stock incentive plan | 4,950 | 2,375 |
Stock issued during period, shares, employee stock purchase plans | 23,055 | 11,748 | 11,037
Purchase of treasury shares (in shares) | 10,647 | 7,752 | 6,288
LINCO Bancshares, Inc. |  |  |
Stock Issued During Period, Shares, Acquisitions |  | 1,262,246 |
BBM & Associates, Inc. |  |  |
Stock Issued During Period, Shares, Acquisitions |  | 25,000 |
Delta Bancshares Company |  |  |
Stock Issued During Period, Shares, Acquisitions | 2,292,270 |  |

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