Balance Sheet Accounts - Narrative (Details) - USD ($) shares in Millions, $ in Millions	9 Months Ended
Sep. 30, 2022	Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Income taxes payable	$ 104.8	$ 0.0
Income tax receivable	$ 0.0	$ 13.8
Environmental remediation costs, new standard amortization period (years)	5 years
Treasury stock, common (in shares)	2.0	2.1
Issuance of treasury stock (in shares)	0.1
Treasury stock acquired at cost	$ 3.3

Environmental Remediation Expense, New Standard, Measurement Input, Duration

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Carrying amount due within one year of the balance sheet date (or one operating cycle, if longer) from tax authorities as of the balance sheet date representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes.

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Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement.

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Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Number of previously issued common shares repurchased by the issuing entity and held in treasury.

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Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method.

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