Financial Instruments (Details) € in Millions, ₩ in Millions, ¥ in Millions, ¥ in Millions, £ in Millions, kr in Millions, $ in Millions, $ in Millions	1 Months Ended	12 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2019 USD ($) t	Dec. 31, 2018 USD ($) t	Dec. 31, 2019 JPY (¥)	Dec. 31, 2019 EUR (€)	Dec. 31, 2018 JPY (¥)	Dec. 31, 2018 KRW (₩)	Dec. 31, 2018 CNY (¥)	Dec. 31, 2018 SEK (kr)	Dec. 31, 2018 EUR (€)	Dec. 31, 2018 MXN ($)	Dec. 31, 2018 GBP (£)	Jul. 20, 2016 USD ($)
Commodity Contract [Member] | Dec - 20
Derivative [Line Items]
Derivative, Nonmonetary Notional Amount, Mass | t		203	257
Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Notional Amount													$ 384
Brazil, Brazil Real | Foreign currency contracts [Member] | Jun - 19
Derivative [Line Items]
Derivative, Notional Amount			$ 5
Brazil, Brazil Real | Foreign currency contracts [Member] | Mar - 20
Derivative [Line Items]
Derivative, Notional Amount | €					€ 1					€ 4
British pound | Foreign currency contracts [Member] | Mar - 20
Derivative [Line Items]
Derivative, Notional Amount	$ 4	$ 4			9
Chinese yuan | Foreign currency contracts [Member] | Aug - 20
Derivative [Line Items]
Derivative, Notional Amount	2	2
Euro | Foreign currency contracts [Member] | Jun - 19
Derivative [Line Items]
Derivative, Notional Amount | kr									kr 540
Euro | Foreign currency contracts [Member] | Oct - 19
Derivative [Line Items]
Derivative, Notional Amount | £												£ 7
Euro | Foreign currency contracts [Member] | Dec - 20
Derivative [Line Items]
Derivative, Notional Amount	18	18	19	¥ 383
Japanese yen | Foreign currency contracts [Member] | Dec - 19
Derivative [Line Items]
Derivative, Notional Amount			3				₩ 5,785	¥ 89
Korean won | Foreign currency contracts [Member] | Dec - 20
Derivative [Line Items]
Derivative, Notional Amount	4	4	7	409	13	¥ 266				6
Sweden, Kronor | Foreign currency contracts [Member] | Jan - 20
Derivative [Line Items]
Derivative, Notional Amount | €					3					56
US dollar | Foreign currency contracts [Member] | Dec - 20
Derivative [Line Items]
Derivative, Notional Amount | €					14					0
US dollar | Foreign currency contracts [Member] | Dec - 19
Derivative [Line Items]
Derivative, Notional Amount											$ 575
Euro | Cross Currency Interest Rate Contract [Member] | Mar - 25
Derivative [Line Items]
Derivative, Notional Amount | €					€ 450					€ 206
US dollar | Cross Currency Interest Rate Contract [Member] | Mar - 25
Derivative [Line Items]
Derivative, Notional Amount	500	500	250
Proceeds from Hedge, Investing Activities	23
Deferred gain in accumulated other comprehensive income, before tax	21
US dollar | Cross Currency Interest Rate Contract [Member] | Feb - 23
Derivative [Line Items]
Derivative, Notional Amount	$ 100	$ 100	$ 100
Japanese yen | Cross Currency Interest Rate Contract [Member] | Feb - 23
Derivative [Line Items]
Derivative, Notional Amount | ¥				¥ 10,978		¥ 10,978