Supplementary Information Sundry Income (Expense) - Net (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Successor [Member]
Schedule of Sundry Income (Expense) - Net [Line Items]
Royalty income		$ 44		$ 85
Interest income		30		58
Equity in earnings of affiliates - net		19		33
Net gain on sales of businesses and other assets		11		13
Net exchange gains (losses)		23		(109)
Non-operating pension and other post employment benefit credit (cost)	[1]	95		187
Miscellaneous income and expenses, net	[2]	16		59
Sundry income (expense) - net		$ 194		$ 241
Predecessor [Member]
Schedule of Sundry Income (Expense) - Net [Line Items]
Royalty income			$ 28		$ 73
Interest income			32		57
Equity in earnings of affiliates - net			24		42
Net gain on sales of businesses and other assets			11		203	[3]
Net exchange gains (losses)			(140)		(199)
Non-operating pension and other post employment benefit credit (cost)	[1]		(104)		(208)
Miscellaneous income and expenses, net	[2]		17		102
Sundry income (expense) - net			$ (132)		70
Food Safety Diagnostic Business [Member] | Predecessor [Member]
Schedule of Sundry Income (Expense) - Net [Line Items]
Pre-tax gain on disposal					162
Gain on disposal, net of tax					$ 86

[1] Includes non-service related components of net periodic benefit credits (costs) (interest cost, expected return on plan assets, amortization of unrecognized (gain) loss, amortization of prior service benefit, and curtailment/settlement gain). See Note 2 for discussion of the retrospective adoption of ASU No. 2017-07.

[2] Miscellaneous income and expenses - net, includes interest items (Predecessor periods only), gains related to litigation settlements, and other items.

[3] Includes a pre-tax gain of $162 million ($86 million net of tax) for the six months ended June 30, 2017 related to the sale of global food safety diagnostics. See Note 4 for additional information.