Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Net (loss) income	$ (390)	$ (505)	$ 658	$ (923)	[1]
Cumulative Translation Adjustments	68	(297)	(507)	(471)
Derivatives Instruments	(20)	0	(16)	23
Total other comprehensive income (loss)	49	(292)	(526)	(521)
Comprehensive (loss) income	(341)	(797)	132	(1,444)
Comprehensive Income (loss) Attributable to Noncontrolling Interest - Net of Tax	2	(11)	18	15
Comprehensive (Loss) Income Attributable to Corteva	(343)	(786)	114	(1,459)
Pension Plan
Adjustments to other benefit plans	0	5	(6)	13
Other Benefit Plans
Adjustments to other benefit plans	1	0	3	(86)
EID [Member]
Net (loss) income	(404)	(535)	596	(976)	[2]
Cumulative Translation Adjustments	68	(297)	(507)	(471)
Derivatives Instruments	(20)	0	(16)	23
Total other comprehensive income (loss)	49	(292)	(526)	(521)
Comprehensive (loss) income	(355)	(827)	70	(1,497)
Comprehensive Income (loss) Attributable to Noncontrolling Interest - Net of Tax	0	(11)	11	8
Comprehensive (Loss) Income Attributable to Corteva	(355)	(816)	59	(1,505)
EID [Member] | Pension Plan
Adjustments to other benefit plans	0	5	(6)	13
EID [Member] | Other Benefit Plans
Adjustments to other benefit plans	$ 1	$ 0	$ 3	$ (86)

[1] The cash flows for the nine months ended September 30, 2019 includes cash flows of EID's ECP and Specialty Products Entities.

[2] The cash flows for the nine months ended September 30, 2019 includes cash flows of EID's ECP and Specialty Products Entities.