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Derivative Financial Instruments - Effect of Net Investment Hedges on AOCI (Details) - Net Investment Hedging - Designated as economic hedges - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Euro-denominated notes
Derivative [Line Items]
Gain (Loss) Recognized in OCI	$ 22.9	$ 45.4
Cross-currency swap
Derivative [Line Items]
Gain (Loss) Recognized in OCI	(9.0)
Cross-currency swap | Interest and Other (Income) Expenses, Net
Derivative [Line Items]
Gain (Loss) Reclassified from AOCI into Income	$ 8.7

X

- Definition

The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4D
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Amount, after tax and adjustments, of gain (loss) from increase (decrease) in value of excluded component of derivative designated and qualifying as hedge, attributable to parent. Adjustments include, but are not limited to, reclassifications for sale and settlement, and amounts recognized under systematic and rational method.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-Paragraph 4C
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-Publisher FASB
-Name Accounting Standards Codification
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