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Stock Compensation Plans - Stock-Based Compensation Expense and Related Tax Benefits (Detail) - USD ($)
$ in Millions
3 Months Ended
Feb. 01, 2021
Mar. 31, 2021
Mar. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock-based compensation expense   $ 14 $ 8
Less: Tax benefit   (3) (1)
Total stock-based compensation expense, after tax   11 7
Nutrition & Biosciences, Inc      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock-based compensation expense   $ 9  
Shares issued as part of merger consideration (shares) 141,740,461    
Equity issued in business combination, fair value $ 25    
Post-combination service period   3 years  
Nutrition & Biosciences, Inc | Share-based Payment Arrangement, Option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares issued as part of merger consideration (shares) 335,347    
Nutrition & Biosciences, Inc | Restricted Stock Units (RSUs)      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares issued as part of merger consideration (shares) 258,572    
Nutrition & Biosciences, Inc | Stock Appreciation Rights (SARs)      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Shares issued as part of merger consideration (shares) 5,816    
Equity-based awards      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock-based compensation expense   $ 11 9
Liability-based awards      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total stock-based compensation expense   $ 3 $ (1)