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Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2023

Financial Instruments, Owned, at Fair Value, by Type, Alternative [Abstract]

Cash, Cash Equivalents, And Marketable Securities

The following table summarizes the Company’s cash, cash equivalents, and marketable securities and the fair value categorization of the financial instruments measured at fair value on a recurring basis:

			June 30,						December 31,
			2023						2022
			(In millions)
Cash			$	22.1					$	27.0
Time deposits			4.4						4.1
Money market funds (Level 1)			322.7						178.6
Debt securities issued by the U.S. Treasury (Level 1)			591.7						776.1
Total			$	940.9					$	985.8
Cash and cash equivalents			$	343.9					$	373.6
Restricted cash (included in Other long-term assets)			5.3						5.4
Total Cash, cash equivalents, and restricted cash			349.2						379.0
Marketable securities			591.7						606.8
Total			$	940.9					$	985.8

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- Definition

Tabular disclosure of the components of cash, cash equivalents, and investments.

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