Note 16 - Stock-based Compensation Plans - Compensation Cost (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2023 |
Sep. 30, 2022 |
Sep. 30, 2023 |
Sep. 30, 2022 |
|
| Compensation cost | $ 7 | $ 6 | $ 22 | $ 26 |
| Huntsman International LLC [Member] | ||||
| Compensation cost | $ 7 | $ 6 | $ 21 | $ 24 |
| X | ||||||||||
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|