Derivatives And Hedging Activities Cash Flow Hedges (Details) lb in Thousands, ¥ in Millions, TRY in Millions, PLN in Millions, MXN in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($) lb	Dec. 31, 2017 MXN lb	Dec. 31, 2017 CNY (¥) lb	Dec. 31, 2017 TRY lb	Dec. 31, 2017 PLN lb
Derivative [Line Items]
Net derivative gains (losses) from cash flow hedges included in accumulated other comprehensive income, before tax			$ (8)
Net derivative gains (losses) from cash flow hedges included in accumulated other comprehensive income, net of tax			23
Scenario, Forecast | Cost of Sales
Derivative [Line Items]
Loss Reclassified from Accumulated OCI into Income (Effective Portion)	$ 3	$ 11
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			57,393	57,393	57,393	57,393	57,393
Notional amount of derivative			$ 175
Cash Flow Hedging | Foreign Currency Derivative | Mexico, Pesos
Derivative [Line Items]
Notional amount of derivative			725	MXN 14,215
Cash Flow Hedging | Foreign Currency Derivative | China, Yuan Renminbi
Derivative [Line Items]
Notional amount of derivative			350		¥ 2,290
Cash Flow Hedging | Foreign Currency Derivative | Poland, Zlotych
Derivative [Line Items]
Notional amount of derivative			90				PLN 307
Cash Flow Hedging | Foreign Currency Derivative | Turkey, New Lira
Derivative [Line Items]
Notional amount of derivative			$ 50			TRY 185