Consolidated Statements of Comprehensive (Loss) Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Net income	$ 972	$ 973	$ 1,539	$ 1,576
Cumulative Translation Adjustments	(426)	243	(335)	(160)
Unrealized Gain (Loss) on Investments	0	0	0	10
Derivatives Instruments	17	31	(8)	96
Total other comprehensive income (loss)	(402)	122	(325)	(355)
Comprehensive income (loss)	570	1,095	1,214	1,221
Comprehensive Income Attributable to Noncontrolling Interest - Net of Tax	3	3	6	6
Comprehensive Income (Loss) Attributable to Corteva	567	1,092	1,208	1,215
Pension Plan
Adjustments to benefit plans	7	8	15	16
Other Benefit Plans
Adjustments to benefit plans	0	(160)	3	(317)
EID [Member]
Net income	965	963	1,525	1,555
Cumulative Translation Adjustments	(426)	243	(335)	(160)
Unrealized Gain (Loss) on Investments	0	0	0	10
Derivatives Instruments	17	31	(8)	96
Total other comprehensive income (loss)	(402)	122	(325)	(355)
Comprehensive income (loss)	563	1,085	1,200	1,200
Comprehensive Income Attributable to Noncontrolling Interest - Net of Tax	0	0	1	1
Comprehensive Income (Loss) Attributable to Corteva	563	1,085	1,199	1,199
EID [Member] | Pension Plan
Adjustments to benefit plans	7	8	15	16
EID [Member] | Other Benefit Plans
Adjustments to benefit plans	$ 0	$ (160)	$ 3	$ (317)