Consolidated Statements of Changes in Shareholders' Equity (Unaudited) (Parenthetical) - $ / shares	3 Months Ended
Mar. 31, 2025	Mar. 31, 2024
Statement of Stockholders' Equity [Abstract]
Cash dividends declared (in dollars per share)	$ 0.79	$ 0.72
Exercise of stock options (in shares)		1,309
Purchase of treasury shares (in shares)	80,600	36,438

Number of share options (or share units) exercised during the current period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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