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Segment and Geographic Information Reconciliation of Operating Profit Loss from Segments to Consolidated (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment Adjusted EBITDA	$ 1,102.7	$ 619.4	$ 571.1
Interest expense	(195.6)	(93.4)	(99.2)
Depreciation and amortization	(428.5)	(201.8)	(198.4)
Restructuring and acquisition-related costs	(110.7)	(26.2)	0.0
Pension settlement	(3.2)	0.0	0.0
Acquisition-related fair value inventory adjustment	(24.9)	0.0	0.0
Impact of change in accounting principle	3.7	0.0	0.0
Other expense - Debt refinancing and redemption costs	(3.5)	0.0	(0.8)
Other	0.0	1.0	0.0
Income (loss) from continuing operations before income taxes, noncontrolling interest	$ 340.0	$ 299.0	$ 272.7

X

- Definition

Fair Value Inventory Adjustment from Acquisition of MPG - Inventory in process written up to fair value in purchase accounting that was sold in the period. Cost of goods sold (inventory) artificially high due to fair value mark up.

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The amount of deferred financing costs and debt discounts related to a debt refinancing and/or redemption that were written off during the period, including early redemption premiums and fees.

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Represents other reconciling items in the reconciliation of segment earnings to income before income taxes

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Costs incurred for restructuring initiatives as well as expenses directly related to acquisition activity.

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Segment Adjusted EBITDA is defined as earnings before interest, income taxes, depreciation and amortization for our reportable segments, excluding the impact of restructuring and acquisition-related costs, debt refinancing and redemption costs and non-recurring items

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- Definition

Amount of gain (loss) recognized in net periodic benefit (cost) credit from settlement and curtailment.

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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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Amount of the cost of borrowed funds accounted for as interest expense.

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Amount of the effect of a change in accounting principle on operating profit or loss.

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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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