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Consolidated Statements of Changes in Stockholders' Equity (unaudited) (Parenthetical) - $ / shares | 3 Months Ended | 9 Months Ended
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Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Consolidated Statements of Changes in Stockholders' Equity (unaudited) [Abstract] |  |  |  |
Cash dividends - per share (in dollars per share) | $ 0.37 | $ 0.34 | $ 1.05 | $ 0.98
Issuance of common stock for acquisition (in shares) |  |  | 5,108,663 |
Purchase of treasury shares (in shares) |  |  |  | 7,600
Net issuance of shares to employee benefit plans and other stock plans (in shares) | 71,367 | 11,459 | 145,474 | 74,529

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