Note 20 - Income Taxes - Components of Income Tax Expense (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| U.S. federal, current | $ 0 | $ 1 | $ 7 |
| U.S. state and local, current | 1 | 0 | 1 |
| Foreign, current | 57 | 75 | 66 |
| U.S. federal, deferred | (58) | (32) | (33) |
| U.S. state and local, deferred | 0 | (6) | (2) |
| Foreign, deferred | 26 | 23 | 25 |
| Income tax expense and effective income tax rate | 26 | 61 | 64 |
| Huntsman International LLC [Member] | |||
| U.S. federal, current | 0 | 3 | 8 |
| U.S. state and local, current | 1 | 0 | 1 |
| Foreign, current | 57 | 75 | 66 |
| U.S. federal, deferred | (57) | (33) | (33) |
| U.S. state and local, deferred | 0 | (6) | (2) |
| Foreign, deferred | 26 | 23 | 25 |
| Income tax expense and effective income tax rate | $ 27 | $ 62 | $ 65 |
| X | ||||||||||
- Definition Amount of current federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current national tax expense (benefit) for non-US (United States of America) jurisdiction. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of current state and local tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current regional, territorial, and provincial tax expense (benefit) for non-US (United States of America) jurisdiction. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of deferred federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, deferred national tax expense (benefit) for non-US (United States of America) jurisdiction. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of deferred state and local tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, deferred regional, territorial, and provincial tax expense (benefit) for non-US (United States of America) jurisdiction. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Details
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