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Derivatives And Hedging Activities Cash Flow Hedges (Details) lb in Thousands, ₺ in Millions, ¥ in Millions, zł in Millions, $ in Millions, $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)	Sep. 30, 2018 USD ($) lb	Sep. 30, 2018 MXN ($) lb	Sep. 30, 2018 CNY (¥) lb	Sep. 30, 2018 TRY (₺) lb	Sep. 30, 2018 PLN (zł) lb
Derivative [Line Items]
Net derivative gains (losses) included in accumulated other comprehensive income, before tax			$ (1)
Net derivative gains (losses) included in accumulated other comprehensive income, after tax			$ 4
Cash Flow Hedging | Copper
Derivative [Line Items]
Notional amount of derivative, nonmonetary (in lbs) | lb			88,540	88,540	88,540	88,540	88,540
Notional amount of derivative			$ 240
Cash Flow Hedging | Foreign currency derivatives | Mexican Peso
Derivative [Line Items]
Notional amount of derivative			520	$ 9,815
Cash Flow Hedging | Foreign currency derivatives | Chinese Yuan Renminbi
Derivative [Line Items]
Notional amount of derivative			315		¥ 2,166
Cash Flow Hedging | Foreign currency derivatives | Polish Zloty
Derivative [Line Items]
Notional amount of derivative			115				zł 424
Cash Flow Hedging | Foreign currency derivatives | New Turkish Lira
Derivative [Line Items]
Notional amount of derivative			$ 15			₺ 83
Scenario, Forecast [Member] | Cost of Sales [Member]
Derivative [Line Items]
Loss Reclassified from Accumulated OCI into Income (Effective Portion)	$ (2)	$ (1)

X

- Definition

Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect before Tax 1

+ References

No definition available.

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- Definition

Aggregate notional amount of derivative expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase contract.

+ 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

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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
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Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 11
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-Topic 220
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-Topic 220
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-Section 45
-Paragraph 14
-URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e681-108580

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- Definition

The effective portion of 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 4C
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-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959

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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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