Amount of terminated derivative instrument.

No definition available.

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- Definition

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

+ References

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

+ Details

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- Definition

Amount before tax of increase (decrease) in accumulated equity from transactions and other events and circumstances from non-owner sources, attributable to parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners (distributions to owners).

+ 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
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=112277219&loc=d3e80748-113994

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

+ Details

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- Definition

Average remaining period until maturity of the derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ 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

The number of derivative instruments of a particular group held by the entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-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

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- Definition

Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Maximum length of time over which the entity is hedging its exposure to the variability in future cash flows for forecasted transactions, excluding those forecasted transactions related to the payment of variable interest on existing financial instruments, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ 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
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=112277219&loc=d3e80748-113994

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Financial Instruments - Derivatives, Hedging Programs (Details)	6 Months Ended	12 Months Ended
	Jun. 30, 2019 USD ($) instrument	Dec. 31, 2018 USD ($) instrument	May 19, 2019 USD ($)	May 15, 2019 USD ($)
Derivative instruments in fair value hedges \| Interest rate swaps
Derivative Financial Instruments
Notional amount	$ 5,500,000,000	$ 7,600,000,000
Average remaining maturity	2 years 6 months	3 years 6 months
Derivative instruments in cash flow hedges \| Interest rate swaps
Derivative Financial Instruments
Notional amount	$ 0	$ 0
Derivative instruments in cash flow hedges \| Forward-starting interest rate swaps
Derivative Financial Instruments
Maximum length of time hedged	30 years
Amount of terminated derivative			$ 5,500,000,000
Number of derivative instruments outstanding	0
Net gains (losses) before taxes in other comprehensive income/(loss), cash flow hedges	$ (201,000,000)	(35,000,000)
Gains (losses) expected to be reclassified to net income within the next 12 months	$ (18,000,000)
Derivative instruments in cash flow hedges \| Foreign exchange forward contracts
Derivative Financial Instruments
Maximum length of time hedged	4 years
Notional amount	$ 10,000,000,000.0	$ 9,800,000,000
Average remaining maturity	9 months 18 days	9 months 18 days
Net gains (losses) before taxes in other comprehensive income/(loss), cash flow hedges	$ 238,000,000	$ 342,000,000
Gains (losses) expected to be reclassified to net income within the next 12 months	$ 133,000,000
Derivative instruments in cash flow hedges \| Cross-currency swaps
Derivative Financial Instruments
Maximum length of time hedged	12 years
Notional amount	$ 12,200,000,000	6,500,000,000
Net gains (losses) before taxes in other comprehensive income/(loss), cash flow hedges	(84,000,000)	75,000,000
Gains (losses) expected to be reclassified to net income within the next 12 months	305,000,000
Instruments in net investment hedges
Derivative Financial Instruments
Notional amount	$ 6,500,000,000	$ 6,400,000,000
Average remaining maturity	2 months 12 days	2 months 12 days
Not designated as hedging instruments - economic hedges \| Foreign exchange contracts
Derivative Financial Instruments
Notional amount	$ 6,700,000,000	$ 5,200,000,000
Not designated as hedging instruments - economic hedges \| Foreign exchange contracts \| Maximum
Derivative Financial Instruments
Term of contract	1 year
Not designated as hedging instruments - economic hedges \| Equity contracts hedging employee compensation obligations
Derivative Financial Instruments
Notional amount	$ 1,200,000,000	$ 1,200,000,000
Not designated as hedging instruments - economic hedges \| Equity contracts hedging investment securities
Derivative Financial Instruments
Number of derivative instruments outstanding \| instrument	0	0
Not designated as hedging instruments - economic hedges \| Warrants qualifying as derivatives
Derivative Financial Instruments
Number of derivative instruments outstanding \| instrument	0	0
Not designated as hedging instruments - economic hedges \| Credit default swaps
Derivative Financial Instruments
Number of derivative instruments outstanding \| instrument	0	0
Long-term Debt Instrument
Derivative Financial Instruments
Aggregate amount of debt issued				$ 20,000,000,000