Financial Instruments Effect of Derivative Instruments (Details) - USD ($) $ in Millions		4 Months Ended	8 Months Ended	12 Months Ended
		Dec. 31, 2017	Aug. 31, 2017	Dec. 31, 2018	Dec. 31, 2016
Successor [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax		$ 3		$ (24)
Gain (Loss) on Derivative Instruments, Net, Pretax		91		105
Successor [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax		3		(24)
Gain (Loss) on Hedging Activity		0		6
Successor [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net		91		99
Predecessor [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax			$ 5		$ 32
Gain (Loss) on Derivative Instruments, Net, Pretax			(408)		(345)
Predecessor [Member] | Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax			5		32
Gain (Loss) on Hedging Activity			21		(18)
Predecessor [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net			(429)		(327)
Foreign Exchange Contract [Member] | Net sales | Successor [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	[1]	0		0
Foreign Exchange Contract [Member] | Net sales | Predecessor [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	[1]		0		(12)
Foreign Exchange Contract [Member] | Sundry Income (Expense) | Successor [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	[2]	91		94
Foreign Exchange Contract [Member] | Sundry Income (Expense) | Predecessor [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	[2]		(431)		(304)
Commodity Contract [Member] | Successor [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax		3		(24)
Commodity Contract [Member] | Predecessor [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax			5		32
Commodity Contract [Member] | Cost of Goods Sold | Successor [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) on Hedging Activity	[3],[4]	0		6
Commodity Contract [Member] | Cost of Goods Sold | Successor [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	[4]	$ 0		$ 5
Commodity Contract [Member] | Cost of Goods Sold | Predecessor [Member] | Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) on Hedging Activity	[3],[4]		21		(18)
Commodity Contract [Member] | Cost of Goods Sold | Predecessor [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	[4]		$ 2		$ (11)

[1] Recorded in net sales.

[2] Gain recognized in sundry income (expense) - net was partially offset by the related gain on the foreign currency-denominated monetary assets and liabilities of the company's operations. See Note 8 for additional information.

[3] For cash flow hedges, this represents the portion of the gain (loss) reclassified from accumulated OCI into income during the period.

[4] Recorded in cost of goods sold.