Net Income Per Share (Tables)

9 Months Ended

Sep. 30, 2025

Earnings Per Share [Abstract]

Reconciliation of Shares Used in Computation of Basic and Diluted Net Income Per Share

A reconciliation of the shares used in the computation of basic and diluted net income (loss) per share is as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
(AMOUNTS IN MILLIONS EXCEPT PER SHARE AMOUNTS)	2025		2024		2025		2024
Net Income (loss)
Net income (loss) available to IFF shareholders	$	40	$	58	$	(392)	$	323
Shares
Weighted average common shares outstanding (basic)	256		256		256		255
Adjustment for assumed dilution:
Stock options and restricted stock awards	1		1		—		1
Weighted average shares assuming dilution (diluted)	257		257		256		256
Net Income (loss) per Share
Net income (loss) per share - basic	$	0.16	$	0.23	$	(1.53)	$	1.27
Net income (loss) per share - diluted	0.16		0.23		(1.53)		1.27