Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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Derivative Instrument, Terminated Notional Amount

+ References

No definition available.

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- Definition

The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 30
-Section 50
-Paragraph 1
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- Definition

Face (par) amount of debt instrument at time of issuance.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
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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.

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No definition available.

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- Definition

Assertion that the amount of foreign currency fair value hedge ineffectiveness is immaterial.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
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- Definition

Fair value as of the balance sheet date of all interest rate derivative liabilities designated as cash flow hedging instruments.

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-SubTopic 10
-Section 50
-Paragraph 4B
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- Definition

Fair value of all derivative assets designated as hedges of net investment in foreign operations.

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Derivative Instruments (Narrative) (Details) $ in Millions	12 Months Ended
Derivative Instruments (Narrative) (Details) $ in Millions	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Nov. 30, 2018 EUR (€)
Derivative Instruments, Gain (Loss) [Line Items]
Ineffectiveness recorded as a result of fair value hedges	0
Senior Unsecured Notes 3.375% due 2024
Derivative Instruments, Gain (Loss) [Line Items]
Debt instrument, face amount	$ 600
Foreign currency exchange forward contracts
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	6,336	$ 5,871
Designated as Hedging Instrument \| Foreign currency exchange forward contracts
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	870	1,104	€ 2,250,000,000
Fair value of designated net investment hedges	19
Gains on derivatives designated as hedges	13	$ 7
Gain due to ineffective portions of derivatives	1
Designated as Hedging Instrument \| Interest rate swap asset
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	600
Terminated notional amount	$ 500