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Purchase Price Obligation Payment Of Net Revenue Percentage

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Remediation Expense For Environmental Loss Contingencies Including Expenditures Incurred

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Remediation Expense For Environmental Loss Contingencies Including Expenditures Incurred, Period Increase (Decrease)

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- Definition

Surety Bonds And Letters Of Credit Outstanding Amount

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- Definition

Total costs accrued as of the balance sheet date for environmental loss contingencies.

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Amount of cash outflow to settle environmental loss contingencies.

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The charge against earnings in the period for known or estimated future costs arising from requirements to perform environmental remediation activities.

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- Definition

Amount awarded to other party in judgment or settlement of litigation.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Jun. 30, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Site Contingency [Line Items]
Surety bonds and letters of credit facility outstanding		$ 867.8	$ 774.0
Purchase price obligation, payment of net revenue percentage		6.00%
Civil penalty		$ 0.2
Remediation expense estimates			16.2
Remediation expense estimates increase	$ 9.6
Expenditures related to remediation accrual estimates		13.7
Remediation accrual estimates remaining on consolidated balance sheet		12.9
Waste Slide
Site Contingency [Line Items]
Environmental remediation expense			$ 0.1	$ 11.1
Pending Litigation \| Tiger Pride
Site Contingency [Line Items]
Litigation settlement, amount		$ 9.0