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Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2022

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Abstract]

Financial instruments measured at fair value on a recurring basis

						December 31, 2022
(in millions)						Level 1						Level 2						Level 3						Total
Assets at Fair Value:
Marketable securities:
Corporate debt securities						$	11.3					$	—					$	—					$	11.3
Mutual funds						84.5						—						—						84.5
Equity securities						0.2						—						—						0.2
Total Marketable Securities						96.0						—						—						96.0
Total Assets at Fair Value						$	96.0					$	—					$	—					$	96.0

						December 31, 2021
(in millions)						Level 1						Level 2						Level 3						Total
Assets at Fair Value:
Marketable securities:
Corporate debt securities						$	16.2					$	—					$	—					$	16.2
Mutual funds						98.6						—						—						98.6
Equity securities						0.2						—						—						0.2
Total Marketable Securities						115.0						—						—						115.0
Total Assets at Fair Value						$	115.0					$	—					$	—					$	115.0

Fair value of Debt Instruments [Table Text Block]

At December 31, 2022, the fair values (in U.S. dollar equivalents) were as follows:

(in millions)

Fair Value

Level

€15.0 million fixed rate notes due May 2023

16.1

Level 2

$750.0 million fixed rate notes due March 2025

726.6

Level 2

$500.0 million fixed rate notes due June 2028

490.9

Level 2

$750.0 million fixed rate notes due March 2032

633.2

Level 2

$750.0 million fixed rate notes due September 2043

786.6

Level 2

$700.0 million fixed rate notes due June 2048

633.0

Level 2

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- Definition

[Table Text Block] for Fair value of Debt Instruments [Table]

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- Definition

The entire disclosure of the fair value measurement of assets and liabilities, which includes financial instruments measured at fair value that are classified in shareholders' equity, which may be measured on a recurring or nonrecurring basis.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-URI https://asc.fasb.org/topic&trid=2155941

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