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Consolidated Statements of Stockholders' Equity (Unaudited) (Parenthetical) - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Statement of Stockholders' Equity [Abstract]
Dividend per share	$ 0.21	$ 0.19	$ 0.42	$ 0.38
Purchase of treasury shares	21,115		21,115
Exercise of stock option, shares				6,054

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Dividends per share.

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Increase decrease in shares outstanding through purchase of treasury shares.

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- Definition

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

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