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Restructuring Costs - Schedule of Changes in Restructuring Reserve (Parenthetical) (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2019	Dec. 31, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	$ 25.0	$ 15.5
Restructuring reserve transferred to current operating lease liabilities	(7.1)
Americas | United States
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	0.9	0.3
Southern Europe | France
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	0.9	0.9
Southern Europe | Italy
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	$ 1.0	$ 0.5

X

- Definition

Restructuring reserve transferred to current operating lease liabilities

+ References

No definition available.

+ Details

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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.

+ Details

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- Definition

Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB TOPIC 5.P.4(b))
-URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

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