Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000051253-24-000006-index-headers.html | 2024-02-28 08:35:45 | |
| 0000051253-24-000006-index.html | 2024-02-28 08:35:45 | |
| 0000051253-24-000006.txt | 2024-02-28 08:35:45 | |
 0000051253-24-000006-xbrl.zip | 841082 | 2024-02-28 08:35:45 |
| FilingSummary.xml | 83466 | 2024-02-28 08:35:45 |
| Financial_Report.xlsx | 291373 | 2024-02-28 08:35:45 |
| iff-20231231.htm | 3768969 | 2024-02-28 08:35:45 |
| iff-20231231.xsd | 165727 | 2024-02-28 08:35:45 |
| iff-20231231_cal.xml | 201275 | 2024-02-28 08:35:45 |
| iff-20231231_def.xml | 1181284 | 2024-02-28 08:35:45 |
 iff-20231231_g1.jpg | 129336 | 2024-02-28 08:35:45 |
| iff-20231231_htm.xml | 4453231 | 2024-02-28 08:35:45 |
| iff-20231231_lab.xml | 2003296 | 2024-02-28 08:35:45 |
| iff-20231231_pre.xml | 1581333 | 2024-02-28 08:35:45 |
| iff10-k2023exhibit21.htm | 209906 | 2024-02-28 08:35:45 |
| iff10-k2023exhibit23.htm | 2888 | 2024-02-28 08:35:45 |
| iff10-k2023exhibit311.htm | 10577 | 2024-02-28 08:35:45 |
| iff10-k2023exhibit312.htm | 10627 | 2024-02-28 08:35:45 |
| iff10-k2023exhibit32.htm | 6551 | 2024-02-28 08:35:45 |
| iff10-k2023exhibit97.htm | 24613 | 2024-02-28 08:35:45 |
 iff10-k2023exhibit97001.jpg | 1166263 | 2024-02-28 08:35:45 |
 iff10-k2023exhibit97002.jpg | 838873 | 2024-02-28 08:35:45 |
| MetaLinks.json | 2022339 | 2024-02-28 08:35:45 |
| R1.htm | 78156 | 2024-02-28 08:35:45 |
| R10.htm | 120856 | 2024-02-28 08:35:45 |
| R100.htm | 28577 | 2024-02-28 08:35:45 |
| R101.htm | 24258 | 2024-02-28 08:35:45 |
| R102.htm | 53946 | 2024-02-28 08:35:45 |
| R103.htm | 72231 | 2024-02-28 08:35:45 |
| R104.htm | 18743 | 2024-02-28 08:35:45 |
| R105.htm | 20654 | 2024-02-28 08:35:45 |
| R106.htm | 19557 | 2024-02-28 08:35:45 |
| R107.htm | 56629 | 2024-02-28 08:35:45 |
| R108.htm | 50496 | 2024-02-28 08:35:45 |
| R109.htm | 27230 | 2024-02-28 08:35:45 |
| R11.htm | 26550 | 2024-02-28 08:35:45 |
| R110.htm | 15086 | 2024-02-28 08:35:45 |
| R111.htm | 74840 | 2024-02-28 08:35:45 |
| R112.htm | 21200 | 2024-02-28 08:35:45 |
| R113.htm | 18147 | 2024-02-28 08:35:45 |
| R114.htm | 26046 | 2024-02-28 08:35:45 |
| R115.htm | 26186 | 2024-02-28 08:35:45 |
| R116.htm | 22651 | 2024-02-28 08:35:45 |
| R117.htm | 168190 | 2024-02-28 08:35:45 |
| R118.htm | 25862 | 2024-02-28 08:35:45 |
| R119.htm | 12500 | 2024-02-28 08:35:45 |
| R12.htm | 98474 | 2024-02-28 08:35:45 |
| R120.htm | 83641 | 2024-02-28 08:35:45 |
| R121.htm | 11653 | 2024-02-28 08:35:45 |
| R122.htm | 25657 | 2024-02-28 08:35:45 |
| R123.htm | 14621 | 2024-02-28 08:35:45 |
| R124.htm | 27381 | 2024-02-28 08:35:45 |
| R125.htm | 57153 | 2024-02-28 08:35:45 |
| R126.htm | 34223 | 2024-02-28 08:35:45 |
| R127.htm | 40338 | 2024-02-28 08:35:45 |
| R128.htm | 11647 | 2024-02-28 08:35:45 |
| R129.htm | 92294 | 2024-02-28 08:35:45 |
| R13.htm | 18082 | 2024-02-28 08:35:45 |
| R130.htm | 31380 | 2024-02-28 08:35:45 |
| R131.htm | 50940 | 2024-02-28 08:35:45 |
| R132.htm | 18027 | 2024-02-28 08:35:45 |
| R133.htm | 7190 | 2024-02-28 08:35:45 |
| R134.htm | 4023 | 2024-02-28 08:35:45 |
| R135.htm | 11227 | 2024-02-28 08:35:45 |
| R136.htm | 21483 | 2024-02-28 08:35:45 |
| R14.htm | 73235 | 2024-02-28 08:35:45 |
| R15.htm | 43141 | 2024-02-28 08:35:45 |
| R16.htm | 92974 | 2024-02-28 08:35:45 |
| R17.htm | 70178 | 2024-02-28 08:35:45 |
| R18.htm | 111791 | 2024-02-28 08:35:45 |
| R19.htm | 29567 | 2024-02-28 08:35:45 |
| R2.htm | 7800 | 2024-02-28 08:35:45 |
| R20.htm | 9937 | 2024-02-28 08:35:45 |
| R21.htm | 88644 | 2024-02-28 08:35:45 |
| R22.htm | 129277 | 2024-02-28 08:35:45 |
| R23.htm | 407832 | 2024-02-28 08:35:45 |
| R24.htm | 129356 | 2024-02-28 08:35:45 |
| R25.htm | 77502 | 2024-02-28 08:35:45 |
| R26.htm | 5333 | 2024-02-28 08:35:45 |
| R27.htm | 35812 | 2024-02-28 08:35:45 |
| R28.htm | 22720 | 2024-02-28 08:35:45 |
| R29.htm | 98506 | 2024-02-28 08:35:45 |
| R3.htm | 112364 | 2024-02-28 08:35:45 |
| R30.htm | 19545 | 2024-02-28 08:35:45 |
| R31.htm | 9938 | 2024-02-28 08:35:45 |
| R32.htm | 43049 | 2024-02-28 08:35:45 |
| R33.htm | 10966 | 2024-02-28 08:35:45 |
| R34.htm | 124230 | 2024-02-28 08:35:45 |
| R35.htm | 41165 | 2024-02-28 08:35:45 |
| R36.htm | 115658 | 2024-02-28 08:35:45 |
| R37.htm | 17969 | 2024-02-28 08:35:45 |
| R38.htm | 88765 | 2024-02-28 08:35:45 |
| R39.htm | 16159 | 2024-02-28 08:35:45 |
| R4.htm | 143712 | 2024-02-28 08:35:45 |
| R40.htm | 72953 | 2024-02-28 08:35:45 |
| R41.htm | 46219 | 2024-02-28 08:35:45 |
| R42.htm | 70348 | 2024-02-28 08:35:45 |
| R43.htm | 71523 | 2024-02-28 08:35:45 |
| R44.htm | 110642 | 2024-02-28 08:35:45 |
| R45.htm | 24395 | 2024-02-28 08:35:45 |
| R46.htm | 96548 | 2024-02-28 08:35:45 |
| R47.htm | 123168 | 2024-02-28 08:35:45 |
| R48.htm | 414317 | 2024-02-28 08:35:45 |
| R49.htm | 124801 | 2024-02-28 08:35:45 |
| R5.htm | 16421 | 2024-02-28 08:35:45 |
| R50.htm | 80129 | 2024-02-28 08:35:45 |
| R51.htm | 21451 | 2024-02-28 08:35:45 |
| R52.htm | 88758 | 2024-02-28 08:35:45 |
| R53.htm | 19004 | 2024-02-28 08:35:45 |
| R54.htm | 165559 | 2024-02-28 08:35:45 |
| R55.htm | 12154 | 2024-02-28 08:35:45 |
| R56.htm | 76559 | 2024-02-28 08:35:45 |
| R57.htm | 50777 | 2024-02-28 08:35:45 |
| R58.htm | 29152 | 2024-02-28 08:35:45 |
| R59.htm | 69712 | 2024-02-28 08:35:45 |
| R6.htm | 121671 | 2024-02-28 08:35:45 |
| R60.htm | 183184 | 2024-02-28 08:35:45 |
| R61.htm | 29411 | 2024-02-28 08:35:45 |
| R62.htm | 40965 | 2024-02-28 08:35:45 |
| R63.htm | 39636 | 2024-02-28 08:35:45 |
| R64.htm | 19349 | 2024-02-28 08:35:45 |
| R65.htm | 16527 | 2024-02-28 08:35:45 |
| R66.htm | 31594 | 2024-02-28 08:35:45 |
| R67.htm | 33962 | 2024-02-28 08:35:45 |
| R68.htm | 128169 | 2024-02-28 08:35:45 |
| R69.htm | 141838 | 2024-02-28 08:35:45 |
| R7.htm | 88519 | 2024-02-28 08:35:45 |
| R70.htm | 65820 | 2024-02-28 08:35:45 |
| R71.htm | 65504 | 2024-02-28 08:35:45 |
| R72.htm | 45791 | 2024-02-28 08:35:45 |
| R73.htm | 16034 | 2024-02-28 08:35:45 |
| R74.htm | 18266 | 2024-02-28 08:35:45 |
| R75.htm | 10590 | 2024-02-28 08:35:45 |
| R76.htm | 13687 | 2024-02-28 08:35:45 |
| R77.htm | 23846 | 2024-02-28 08:35:45 |
| R78.htm | 11355 | 2024-02-28 08:35:45 |
| R79.htm | 54600 | 2024-02-28 08:35:45 |
| R8.htm | 9457 | 2024-02-28 08:35:45 |
| R80.htm | 16561 | 2024-02-28 08:35:45 |
| R81.htm | 12149 | 2024-02-28 08:35:45 |
| R82.htm | 29847 | 2024-02-28 08:35:45 |
| R83.htm | 41258 | 2024-02-28 08:35:45 |
| R84.htm | 14755 | 2024-02-28 08:35:45 |
| R85.htm | 49825 | 2024-02-28 08:35:45 |
| R86.htm | 34175 | 2024-02-28 08:35:45 |
| R87.htm | 26758 | 2024-02-28 08:35:45 |
| R88.htm | 32246 | 2024-02-28 08:35:45 |
| R89.htm | 24262 | 2024-02-28 08:35:45 |
| R9.htm | 88100 | 2024-02-28 08:35:45 |
| R90.htm | 13046 | 2024-02-28 08:35:45 |
| R91.htm | 8519 | 2024-02-28 08:35:45 |
| R92.htm | 71481 | 2024-02-28 08:35:45 |
| R93.htm | 21427 | 2024-02-28 08:35:45 |
| R94.htm | 25119 | 2024-02-28 08:35:45 |
| R95.htm | 31837 | 2024-02-28 08:35:45 |
| R96.htm | 30575 | 2024-02-28 08:35:45 |
| R97.htm | 21760 | 2024-02-28 08:35:45 |
| R98.htm | 25619 | 2024-02-28 08:35:45 |
| R99.htm | 50281 | 2024-02-28 08:35:45 |
| report.css | 2768 | 2024-02-28 08:35:45 |
| Show.js | 1086 | 2024-02-28 08:35:45 |