Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Net income	$ (318)	$ (328)	$ 998	$ 1,211
Cumulative Translation Adjustments	(323)	(533)	(41)	(868)
Derivative Instruments	(2)	50	(154)	42
Total other comprehensive income (loss)	(324)	(369)	(195)	(694)
Comprehensive income (loss)	(642)	(697)	803	517
Comprehensive Income Attributable to Noncontrolling Interest - Net of Tax	3	3	10	9
Comprehensive Income (Loss) Attributable to Corteva	(645)	(700)	793	508
Pension Plan
Adjustments to benefit plans	3	113	6	128
Other Benefit Plans
Adjustments to benefit plans	(2)	1	(6)	4
EID [Member]
Net income	(320)	(339)	981	1,186
Cumulative Translation Adjustments	(323)	(533)	(41)	(868)
Derivative Instruments	(2)	50	(154)	42
Total other comprehensive income (loss)	(324)	(369)	(195)	(694)
Comprehensive income (loss)	(644)	(708)	786	492
Comprehensive Income Attributable to Noncontrolling Interest - Net of Tax	0	0	2	1
Comprehensive Income (Loss) Attributable to Corteva	(644)	(708)	784	491
EID [Member] | Pension Plan
Adjustments to benefit plans	3	113	6	128
EID [Member] | Other Benefit Plans
Adjustments to benefit plans	$ (2)	$ 1	$ (6)	$ 4