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Schedule of Share Based Compensation Stock Options (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Share-Based Payment Arrangement [Abstract]
Intrinsic Value of Stock Options Exercised	$ 9.5	$ 9.3	$ 26.3	$ 18.8
Stock Compensation Expense Related to Stock Option Awards	$ 14.7	$ 13.4	$ 17.5	$ 16.5
Issued Stock Options	1.5	1.4	1.5	1.4
Weighted Average Fair Value of Stock Options issued (per share)	$ 21.43	$ 17.34	$ 21.45	$ 17.31
Fair Value of Stock Options Issued	$ 31.3	$ 24.6	$ 31.6	$ 25.1

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Net number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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The fair value of stock issued in noncash financing activities.

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Amount of noncash expense for option under share-based payment arrangement.

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