Other (Income)/Deductions - Net Other (Income)/Deductions - Net (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018		Dec. 31, 2017
Other Income and Expenses [Abstract]
Royalty-related income	[1]	$ 16	$ 28		$ 12
Interest income		(37)	(31)		(13)
Net gain on sale of assets		(20)	(40)	[2]	11	[2]
Certain legal matters, net	[3]	0	0		(8)
Foreign currency loss	[4]	16	31		29
Other, net	[5]	0	(15)		(1)
Other (income)/deductions—net		$ (57)	$ (83)		$ 6

[1] For 2017, includes an adjustment to our royalty income.

[2] For 2018, represents a gain on the divestiture of certain agribusiness products within our International segment, and a net loss related to sales of certain manufacturing sites and products as part of our supply network strategy initiative. For 2017, primarily represents a net loss related to sales of certain manufacturing sites and products, including our manufacturing site in Guarulhos, Brazil, as part of our operational efficiency initiative and supply network strategy.

[3] For 2017, includes income associated with an insurance recovery related to commercial settlements, as well as a favorable outcome on a patent infringement settlement.

[4] Primarily driven by costs related to hedging and exposures to certain emerging market currencies.

[5] For 2018, primarily includes a net gain related to the relocation of a manufacturing site in China.