In a business combination achieved in stages, this element represents the amount of gain recognized by the entity as a result of remeasuring to fair value the equity interest in the acquiree it held before the business combination.

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The amount of pension benefit costs recognized during the period for (1) defined benefit plans and (2) defined contribution plans. For defined benefit plans, pension expense includes the following components: service cost, interest cost, expected return on plan assets, gain (loss) on plan assets, prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments. For defined contribution plans, the pension expense generally equals the firm's contribution to employees' accounts (if the firm contributes) during the period.

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- Definition

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.

+ References

No definition available.

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Amount of restructuring charges, remediation cost, and asset impairment loss.

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Amount of gain recognized in the income statement for an event or transaction that is unusual in nature or infrequent in occurrence, or both.

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Amount, after deduction of insurance proceeds, of loss recognized in the income statement for an event or transaction that is unusual in nature or infrequent in occurrence, or both.

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Special Items Schedule of Special Items Recorded By Segment (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Restructuring Cost and Reserve [Line Items]
Special items, net		$ 28.1	$ (2,522.4)	$ 346.7
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain		0.0	(2,965.0)	0.0
U.S.
Restructuring Cost and Reserve [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain		0.0	(2,965.0)	0.0
Other Employee-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Special items, net		2.6	7.3	8.3
Pension Expense		(8.3)	10.5	0.0
Other Employee-Related Costs [Member] \| U.S.
Restructuring Cost and Reserve [Line Items]
Pension Expense	$ (5.4)
Asset Abandonment [Member] \| U.S.
Restructuring Cost and Reserve [Line Items]
Special items, net		14.5	2.7	0.0
Asset Abandonment [Member] \| International
Restructuring Cost and Reserve [Line Items]
Special items, net		0.0
Asset Abandonment [Member] \| Canada
Restructuring Cost and Reserve [Line Items]
Special items, net		14.4	5.0	25.1
Asset Abandonment [Member] \| Europe [Member]
Restructuring Cost and Reserve [Line Items]
Special items, net		9.5	10.8	27.5
India Impairment [Member] \| International
Restructuring Cost and Reserve [Line Items]
Special items, net			30.8
Brand Impairment [Member] \| Canada
Restructuring Cost and Reserve [Line Items]
Special items, net		0.0	495.2	0.0
Brand Impairment [Member] \| Europe [Member]
Restructuring Cost and Reserve [Line Items]
Special items, net		0.0	0.0	275.0
China Impairment [Member] \| International
Restructuring Cost and Reserve [Line Items]
Special items, net				3.2
Flood Insurance Reimbursement [Member] \| Europe [Member]
Restructuring Cost and Reserve [Line Items]
Europe - Flood loss (insurance reimbursement), net		0.0	(9.3)	(2.4)
Sale of Asset [Member] \| Canada
Restructuring Cost and Reserve [Line Items]
Unusual or Infrequent Item, Gain, Gross		0.0	(110.4)	0.0
Sale of Asset [Member] \| Europe [Member]
Restructuring Cost and Reserve [Line Items]
Unusual or Infrequent Item, Gain, Gross		(4.6)	0.0	0.0
Termination Fees and Other (Gains)/Losses [Member] \| Europe [Member]
Restructuring Cost and Reserve [Line Items]
Special items, net		$ 0.0	$ 0.0	$ 10.0