Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2021

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

Net Income for Earnings Per Share Calculations - Basic and Diluted	Three Months Ended March 31,
(In millions)	2021		2020
Income from continuing operations after income taxes	$	613	$	281
Net income attributable to continuing operations noncontrolling interests	3		10
Income from continuing operations available to Corteva common stockholders	610		271
(Loss) income from discontinued operations available to Corteva common stockholders	(10)		1
Net income available to common stockholders	$	600	$	272

Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table Text Block]

Earnings Per Share Calculations - Basic	Three Months Ended March 31,
(Dollars per share)	2021		2020
Earnings per share of common stock from continuing operations	$	0.82	$	0.36
Loss per share of common stock from discontinued operations	(0.01)		—
Earnings per share of common stock	$	0.81	$	0.36

Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table Text Block]

Earnings Per Share Calculations - Diluted	Three Months Ended March 31,
(Dollars per share)	2021		2020
Earnings per share of common stock from continuing operations	$	0.81	$	0.36
Loss per share of common stock from discontinued operations	(0.01)		—
Earnings per share of common stock	$	0.80	$	0.36

Share Count Information

Share Count Information	Three Months Ended March 31,
(Shares in millions)	2021	2020
Weighted-average common shares - basic	743.4	749.9
Plus dilutive effect of equity compensation plans1	6.2	2.6
Weighted-average common shares - diluted	749.6	752.5
Potential shares of common stock excluded from EPS calculations2	2.9	9.1

1.Diluted earnings per share considers the impact of potentially dilutive securities except in periods in which there is a loss because the inclusion of the potential common shares would have an anti-dilutive effect.

2.These outstanding potential shares of common stock relating to stock options, restricted stock units and performance-based restricted stock units were excluded from the calculation of diluted earnings per share because the effect of including them would have been anti-dilutive.