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CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) - $ / shares | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Increase (Decrease) in Shareholders' Equity [Roll Forward] |  |
Distribution of shares of treasury stock for directors' deferred compensation (in shares) |  | 2,707
Distribution of shares of treasury stock granted for employee restricted stock awards (in shares) | 25,011 | 20,763
Cash dividends declared (in dollars per share) | $ 1.24 | $ 1.19
Distribution of shares of treasury stock for directors' compensation (in shares) | 8,575 | 9,291
Distribution of shares of treasury stock for employee compensation (in shares) |  | 3,860
Sale of shares of treasury stock (in shares) | 9,367 | 10,322
Purchase of shares of treasury stock (in shares) | 20,786 | 41,424
Restricted stock awards, forfeited (in shares) | 895 |

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