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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Regulation S-X (SX)
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Derivative Notional Amount Terminated

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Net Investment Hedge Gain (Loss) to be Reclassified within Twelve Months

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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.

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

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- Definition

Amount, before tax and reclassification, of gain (loss) from derivative instrument designated and qualifying cash flow hedge included in assessment of hedge effectiveness.

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Derivative Instruments (Narrative) (Details) $ in Millions	12 Months Ended
Derivative Instruments (Narrative) (Details) $ in Millions	Dec. 31, 2019 USD ($)	Dec. 31, 2019 EUR (€)	Nov. 30, 2019 EUR (€)	Jul. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Nov. 30, 2018 EUR (€)
Foreign currency exchange forward contracts
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	$ 8,088				$ 6,336
Designated as Hedging Instrument \| Foreign currency exchange forward contracts
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	1,113	€ 2,400,000,000		$ 1,000	$ 0	€ 2,250,000,000
Fair value of designated net investment hedges	17
Gains on derivatives designated as hedges	(6)
Net investment hedges recorded in AOCI	27
Designated as Hedging Instrument \| Interest rate swap asset
Derivative Instruments, Gain (Loss) [Line Items]
Notional amount	750
Gains on derivatives designated as hedges	6
Derivative notional amount terminated \| €			€ 600,000,000
Pretax gains recorded in AOCI	$ 17