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Reconciliation of Segment Adjusted EBITDA (Non-GAAP Measure) to Income Before Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Segment Reporting Information [Line Items]
Segment Adjusted EBITDA	$ 325.7	$ 164.8	$ 509.3	$ 314.6
Interest expense	(56.9)	(23.4)	(82.4)	(47.0)
Depreciation and amortization	(124.6)	(50.7)	(180.8)	(100.5)
Restructuring and acquisition-related costs	(51.7)	0.0	(67.7)	0.0
Acquisition-related fair value inventory adjustment	(24.9)	0.0	(24.9)	0.0
Impact of change in accounting principle	3.7	0.0	3.7	0.0
Debt refinancing and redemption costs	(2.7)	0.0	(2.7)	0.0
Final distribution of Reserve Yield Plus Fund	0.0	1.0	0.0	1.0
Other	0.1	0.0	0.1	0.0
Income before income taxes	$ 68.7	$ 91.7	$ 154.6	$ 168.1

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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Final distribution of Reserve Yield Plus Fund

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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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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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