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Consolidated Statements of Changes in Stockholders' Equity (unaudited) (Parenthetical) - $ / shares | 3 Months Ended | 6 Months Ended
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Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Consolidated Statements of Changes in Stockholders' Equity (unaudited) [Abstract] |  |  |  |
Cash dividends - per share (in dollars per share) | $ 0.34 | $ 0.32 | $ 0.68 | $ 0.64
Issuance of common stock for acquisition (in shares) | 5,108,663 |  | 5,108,663 |
Purchase of treasury shares (in shares) |  | 5,700 |  | 7,600
Net issuance of shares to employee benefit plans and other stock plans (in shares) | 13,218 | 16,054 | 74,107 | 63,070

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