Derivatives And Hedging Activities Cash Flow Hedges (Details) lb in Thousands, ¥ in Millions, TRY in Millions, PLN in Millions, MXN in Millions, HUF in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($) lb	Dec. 31, 2016 MXN lb	Dec. 31, 2016 CNY (¥) lb	Dec. 31, 2016 TRY lb	Dec. 31, 2016 HUF lb	Dec. 31, 2016 PLN lb
Derivative [Line Items]
Net derivative gains (losses) from cash flow hedges included in accumulated other comprehensive income, before tax			$ (51)
Net derivative gains (losses) from cash flow hedges included in accumulated other comprehensive income, net of tax			(29)
Scenario, Forecast | Cost of Sales
Derivative [Line Items]
Loss Reclassified from Accumulated OCI into Income (Effective Portion)	$ (8)	$ (43)
Cash Flow Hedging
Derivative [Line Items]
Additional Foreign Currency and Commodity Forward Contracts, individually less than			$ 10
Cash Flow Hedging | Copper
Derivative [Line Items]
Notional amount of derivative, nonmonetary (in lbs) | lb			57,217	57,217	57,217	57,217	57,217	57,217
Notional amount of derivative			$ 145
Cash Flow Hedging | Foreign Currency Derivative | Mexico, Pesos
Derivative [Line Items]
Notional amount of derivative			540	MXN 11,183
Cash Flow Hedging | Foreign Currency Derivative | China, Yuan Renminbi
Derivative [Line Items]
Notional amount of derivative			440		¥ 3,079
Cash Flow Hedging | Foreign Currency Derivative | Poland, Zlotych
Derivative [Line Items]
Notional amount of derivative			85					PLN 347
Cash Flow Hedging | Foreign Currency Derivative | Turkey, New Lira
Derivative [Line Items]
Notional amount of derivative			75			TRY 264
Cash Flow Hedging | Foreign Currency Derivative | Hungary, Forint
Derivative [Line Items]
Notional amount of derivative			35				HUF 10,794
Cash Flow Hedging | Foreign Currency Derivative | Euro
Derivative [Line Items]
Notional amount of derivative			$ 25				HUF 25