v3.26.3
Nature of Operations and Summary of Significant Accounting Policies - Schedule Of Prior Period Adjustments (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Impacts to Interim Consolidated Statements of Income (Loss) and Comprehensive Income [Abstract]        
(Benefit) Provision for income taxes $ (7) $ 31 $ 65 $ (61)
Net (loss) income from continuing operations (127) 99 61 717
Income (loss) from discontinued operations before tax 99 (74) 143 (1,090)
Provision (benefit) for income taxes from discontinued operations 27 (16) 38 4
Net income (loss) from discontinued operations, net of tax 72 (58) 105 (1,094)
Net (loss) income (55) 41 166 (377)
Net income attributable to non-controlling interests from continuing operations 0 0 1 1
Net income attributable to non-controlling interests from discontinued operations 0 1 1 1
Net (loss) income attributable to IFF shareholders $ (55) $ 40 $ 164 $ (379)
Continuing operations (in dollars per share) $ (0.50) $ 0.39 $ 0.24 $ 2.81
Discontinued operations (in dollars per share) 0.28 (0.23) 0.41 (4.29)
Net income (loss) per share - basic (in dollars per share) (0.22) 0.16 0.65 (1.48)
Continuing operations (in dollars per share) (0.50) 0.39 0.23 2.80
Discontinued operations (in dollars per share) 0.28 (0.23) 0.41 (4.28)
Net income (loss) per share - diluted (in dollars per share) $ (0.22) $ 0.16 $ 0.64 $ (1.48)
Comprehensive (loss) income $ (120) $ (7) $ (57) $ 687
Comprehensive income attributable to non-controlling interests 0 0 1 1
Comprehensive (loss) income attributable to IFF shareholders (120) (7) (58) 686
Impacts to Interim Consolidated Statements of Cash Flows        
Net loss $ (55) $ 41 166 (377)
Deferred income taxes     (99) (226)
Net cash provided by operating activities     $ 820 532
Previously Reported        
Impacts to Interim Consolidated Statements of Income (Loss) and Comprehensive Income [Abstract]        
(Benefit) Provision for income taxes       (44)
Net (loss) income from continuing operations       (390)
Income (loss) from discontinued operations before tax       0
Provision (benefit) for income taxes from discontinued operations       0
Net income (loss) from discontinued operations, net of tax       0
Net (loss) income       (390)
Net income attributable to non-controlling interests from continuing operations       2
Net income attributable to non-controlling interests from discontinued operations       0
Net (loss) income attributable to IFF shareholders       $ (392)
Continuing operations (in dollars per share)       $ (1.53)
Discontinued operations (in dollars per share)       0
Net income (loss) per share - basic (in dollars per share)       (1.53)
Continuing operations (in dollars per share)       (1.53)
Discontinued operations (in dollars per share)       0
Net income (loss) per share - diluted (in dollars per share)       $ (1.53)
Comprehensive (loss) income       $ 674
Comprehensive income attributable to non-controlling interests       2
Comprehensive (loss) income attributable to IFF shareholders       672
Impacts to Interim Consolidated Statements of Cash Flows        
Net loss       (390)
Deferred income taxes       (213)
Net cash provided by operating activities       532
Adjustments        
Impacts to Interim Consolidated Statements of Income (Loss) and Comprehensive Income [Abstract]        
(Benefit) Provision for income taxes       (13)
Net (loss) income from continuing operations       13
Income (loss) from discontinued operations before tax       0
Provision (benefit) for income taxes from discontinued operations       0
Net income (loss) from discontinued operations, net of tax       0
Net (loss) income       13
Net income attributable to non-controlling interests from continuing operations       0
Net income attributable to non-controlling interests from discontinued operations       0
Net (loss) income attributable to IFF shareholders       $ 13
Continuing operations (in dollars per share)       $ 0.05
Discontinued operations (in dollars per share)       0
Net income (loss) per share - basic (in dollars per share)       0.05
Continuing operations (in dollars per share)       0.05
Discontinued operations (in dollars per share)       0
Net income (loss) per share - diluted (in dollars per share)       $ 0.05
Comprehensive (loss) income       $ 13
Comprehensive income attributable to non-controlling interests       0
Comprehensive (loss) income attributable to IFF shareholders       13
Impacts to Interim Consolidated Statements of Cash Flows        
Net loss       13
Deferred income taxes       (13)
Net cash provided by operating activities       0
As Revised        
Impacts to Interim Consolidated Statements of Income (Loss) and Comprehensive Income [Abstract]        
(Benefit) Provision for income taxes       (57)
Net (loss) income from continuing operations       (377)
Income (loss) from discontinued operations before tax       0
Provision (benefit) for income taxes from discontinued operations       0
Net income (loss) from discontinued operations, net of tax       0
Net (loss) income       (377)
Net income attributable to non-controlling interests from continuing operations       2
Net income attributable to non-controlling interests from discontinued operations       0
Net (loss) income attributable to IFF shareholders       $ (379)
Continuing operations (in dollars per share)       $ (1.48)
Discontinued operations (in dollars per share)       0
Net income (loss) per share - basic (in dollars per share)       (1.48)
Continuing operations (in dollars per share)       (1.48)
Discontinued operations (in dollars per share)       0
Net income (loss) per share - diluted (in dollars per share)       $ (1.48)
Comprehensive (loss) income       $ 687
Comprehensive income attributable to non-controlling interests       2
Comprehensive (loss) income attributable to IFF shareholders       685
Impacts to Interim Consolidated Statements of Cash Flows        
Net loss       (377)
Discontinued Operations Reclassification Impacts        
Impacts to Interim Consolidated Statements of Income (Loss) and Comprehensive Income [Abstract]        
(Benefit) Provision for income taxes       (4)
Net (loss) income from continuing operations       1,094
Income (loss) from discontinued operations before tax       (1,090)
Provision (benefit) for income taxes from discontinued operations       4
Net income (loss) from discontinued operations, net of tax       (1,094)
Net (loss) income       0
Net income attributable to non-controlling interests from continuing operations       (1)
Net income attributable to non-controlling interests from discontinued operations       1
Net (loss) income attributable to IFF shareholders       $ 0
Continuing operations (in dollars per share)       $ 4.29
Discontinued operations (in dollars per share)       (4.29)
Net income (loss) per share - basic (in dollars per share)       0
Continuing operations (in dollars per share)       4.28
Discontinued operations (in dollars per share)       (4.28)
Net income (loss) per share - diluted (in dollars per share)       $ 0
Comprehensive (loss) income       $ 0
Comprehensive income attributable to non-controlling interests       (1)
Comprehensive (loss) income attributable to IFF shareholders       1
Impacts to Interim Consolidated Statements of Cash Flows        
Net loss       $ 0