v3.26.1
Employee Benefit Plan, Fair Value and NAV (Details) - EBP 001 [Member] - USD ($)
Dec. 31, 2025
Dec. 31, 2024
EBP, Investment, Fair Value and NAV [Line Items]    
Participant-directed brokerage accounts $ 113,362,614 $ 96,104,203
Corteva common stock 110,555,947 104,387,543
Investment, Excluding Plan Interest in Master Trust, Fair Value 223,918,561 200,491,746
Fair Value, Inputs, Level 1    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 2,043,320,509 1,766,421,325
Fair Value, Inputs, Level 1 | Corteva common stock    
EBP, Investment, Fair Value and NAV [Line Items]    
Corteva common stock 110,555,947 104,387,543
Fair Value, Inputs, Level 1 | Common stocks    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 1,998,765,206 1,729,288,334
Fair Value, Inputs, Level 1 | Preferred Stocks    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 5,792,156 5,311,051
Fair Value, Inputs, Level 1 | Government mortgage-backed securities    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value   0
Fair Value, Inputs, Level 1 | Mutual fund    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 26,745,671 20,965,394
Fair Value, Inputs, Level 1 | Exchange traded funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 12,017,476 10,856,546
Fair Value, Inputs, Level 1 | Other financial instruments    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 0 0
Fair Value, Inputs, Level 1 | Total Plan investments, at fair value    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Excluding Plan Interest in Master Trust, Fair Value 223,918,561 200,491,746
Fair Value, Inputs, Level 1 | Total Master Trust investment assets    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 2,043,320,509 1,766,421,325
Fair Value, Inputs, Level 1 | Subtotal    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 2,043,320,509 1,766,421,325
Fair Value, Inputs, Level 1 | EBP, Participant-Directed    
EBP, Investment, Fair Value and NAV [Line Items]    
Participant-directed brokerage accounts 113,362,614 96,104,203
Fair Value, Inputs, Level 2    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value   170,197
Investment, Plan Interest in Master Trust, Fair Value (95)  
Fair Value, Inputs, Level 2 | Corteva common stock    
EBP, Investment, Fair Value and NAV [Line Items]    
Corteva common stock 0 0
Fair Value, Inputs, Level 2 | Common stocks    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 0 0
Fair Value, Inputs, Level 2 | Preferred Stocks    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 0 0
Fair Value, Inputs, Level 2 | Government mortgage-backed securities    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value   1,339
Fair Value, Inputs, Level 2 | Mutual fund    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 0 0
Fair Value, Inputs, Level 2 | Exchange traded funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 0 0
Fair Value, Inputs, Level 2 | Other financial instruments    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value   168,858
Investment, Plan Interest in Master Trust, Fair Value (95)  
Fair Value, Inputs, Level 2 | Total Plan investments, at fair value    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Excluding Plan Interest in Master Trust, Fair Value 0 0
Fair Value, Inputs, Level 2 | Total Master Trust investment assets    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 0 1,339
Fair Value, Inputs, Level 2 | Subtotal    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value   170,197
Investment, Plan Interest in Master Trust, Fair Value (95)  
Fair Value, Inputs, Level 2 | EBP, Participant-Directed    
EBP, Investment, Fair Value and NAV [Line Items]    
Participant-directed brokerage accounts 0 0
Fair Value, Inputs, Level 1, Level 2, and Level 3    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 5,557,067,760 5,037,338,767
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Corteva common stock    
EBP, Investment, Fair Value and NAV [Line Items]    
Corteva common stock 110,555,947 104,387,543
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Common stocks    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 1,998,765,206 1,729,288,334
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Preferred Stocks    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 5,792,156 5,311,051
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Government mortgage-backed securities    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value   1,339
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Mutual fund    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 26,745,671 20,965,394
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Exchange traded funds    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 12,017,476 10,856,546
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Other financial instruments    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value   168,858
Investment, Plan Interest in Master Trust, Fair Value (95)  
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Total Plan investments, at fair value    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Excluding Plan Interest in Master Trust, Fair Value 223,918,561 200,491,746
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Total Master Trust investment assets    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 2,043,320,509 1,766,422,664
Fair Value, Inputs, Level 1, Level 2, and Level 3 | Subtotal    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value 2,043,320,414 1,766,591,522
Fair Value, Inputs, Level 1, Level 2, and Level 3 | EBP, Participant-Directed    
EBP, Investment, Fair Value and NAV [Line Items]    
Participant-directed brokerage accounts 113,362,614 96,104,203
Fair Value Measured at Net Asset Value Per Share | Common collective trusts    
EBP, Investment, Fair Value and NAV [Line Items]    
Investment, Plan Interest in Master Trust, Fair Value $ 3,513,747,346 $ 3,270,747,245