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Supplemental Financial Information (Accounts Receivable, Net) (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Trade receivables	$ 455.6	$ 460.6
Allowance for doubtful accounts	(16.3)	(16.4)
Accounts receivable, net	439.3	444.2
Trade
Accounts, Notes, Loans and Financing Receivable [Line Items]
Trade receivables	288.2	296.8
Income Tax Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Trade receivables	150.9	151.1
Other Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Trade receivables	$ 16.5	$ 12.7

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Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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