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FINANCIAL INSTRUMENTS AND DERIVATIVES - HEDGES OF NET INVESTMENTS IN FOREIGN OPERATIONS - NOTIONAL AMOUNTS OF HEDGES OF NET INVESTMENTS (Details) - Dec. 31, 2019 - Net Investment Hedging - Designated as Hedging Instrument € in Millions, $ in Millions	USD ($)	EUR (€)
Derivative [Line Items]
Aggregate Notional Amount	$ 1,071.3
Aggregate Notional Amount Maturing within 12 Months	258.6
Foreign exchange forward contracts
Derivative [Line Items]
Aggregate Notional Amount | €		€ 775.9
Aggregate Notional Amount Maturing within 12 Months | €		€ 258.6
Cross currency basis swaps
Derivative [Line Items]
Aggregate Notional Amount	295.4
Aggregate Notional Amount Maturing within 12 Months	$ 0.0

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959

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