Shareholders' Equity (Common Stock Issued With The Exercise Of Stock Options) (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Stockholders' Equity Note [Abstract]
Shares issued (in actual number of shares)	965	27,135
Proceeds from the exercise of stock options	$ 0.1	$ 1.3
Average exercise price per share (in dollars per share)	$ 64.48	$ 47.57

Amount of cash inflow from exercise of option under share-based payment arrangement.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
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Number of share options (or share units) exercised during the current period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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