Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Net income	$ (328)	$ 32	$ 1,211	$ 1,608
Cumulative Translation Adjustments	(533)	(264)	(868)	(424)
Unrealized Gain (Loss) on Investments	0	0	0	10
Derivatives Instruments	50	11	42	107
Total other comprehensive income (loss)	(369)	(400)	(694)	(755)
Comprehensive income (loss)	(697)	(368)	517	853
Comprehensive Income Attributable to Noncontrolling Interest - Net of Tax	3	2	9	8
Comprehensive Income (Loss) Attributable to Corteva	(700)	(370)	508	845
Pension Plan
Adjustments to benefit plans	113	10	128	26
Other Benefit Plans
Adjustments to benefit plans	1	(157)	4	(474)
EID [Member]
Net income	(339)	23	1,186	1,578
Cumulative Translation Adjustments	(533)	(264)	(868)	(424)
Unrealized Gain (Loss) on Investments	0	0	0	10
Derivatives Instruments	50	11	42	107
Total other comprehensive income (loss)	(369)	(400)	(694)	(755)
Comprehensive income (loss)	(708)	(377)	492	823
Comprehensive Income Attributable to Noncontrolling Interest - Net of Tax	0	(1)	1	0
Comprehensive Income (Loss) Attributable to Corteva	(708)	(376)	491	823
EID [Member] | Pension Plan
Adjustments to benefit plans	113	10	128	26
EID [Member] | Other Benefit Plans
Adjustments to benefit plans	$ 1	$ (157)	$ 4	$ (474)