Restructuring and Asset Related Charges (Tables) - DowDuPont Cost Synergy Program [Member]

12 Months Ended

Dec. 31, 2018

Restructuring Cost and Reserve [Line Items]

Restructuring and Related Costs [Table Text Block]

(In millions)	For the Year Ended December 31, 2018		For the Period September 1 through December 31, 2017
Severance and related benefit costs	$	219	$	153
Contract termination charges	40		31
Asset related charges	63		3
Total restructuring and asset related charges - net1	$	322	$	187

1. The charge for the year ended December 31, 2018, includes $318 million which was recognized in restructuring and asset related charges - net and $4 million which was recognized in sundry income (expense) - net in the company's Consolidated Statement of Operations.

Schedule of Restructuring Reserve by Type of Cost [Table Text Block]

(In millions)	Severance and Related Benefit Costs			Contract Termination Charges			Asset Related Charges			Total
Balance at December 31, 2017	$	133		$	28		$	—		$	161
Charges to (loss) income from continuing operations for the year ended December 31, 2018	219			40			63			322
Payments	(118		)	(50		)	—			(168		)
Asset write-offs	—			—			(63		)	(63		)
Net translation adjustment	(5		)	—			—			(5		)
Balance as of December 31, 2018	$	229		$	18		$	—		$	247