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Note 13 - Accumulated Other Comprehensive Loss (Details Textual) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member] |  |  |  |  |  |
AOCI Tax, Attributable to Parent | $ 57,000 | $ 56,000 | $ 57,000 | $ 56,000 | $ 55,000 | $ 56,000
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member] |  |  |  |  |  |
AOCI Tax, Attributable to Parent | 44,000 | 43,000 | 44,000 | 43,000 | 42,000 | 43,000
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] |  |  |  |  |  |
AOCI Tax, Attributable to Parent | 58,000 | 73,000 | 58,000 | 73,000 | 31,000 | 81,000
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member] |  |  |  |  |  |
AOCI Tax, Attributable to Parent | 82,000 | 97,000 | 82,000 | 97,000 | $ 55,000 | $ 105,000
Actuarial Gain (Loss) and Prior Service Credits [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Discontinued Operations, Held-for-Sale or Disposed of by Sale [Member] |  |  |  |  |  |
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax | 0 | 3,000 | 1,000 | 8,000 |  |
Actuarial Gain (Loss) and Prior Service Credits [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Discontinued Operations, Held-for-Sale or Disposed of by Sale [Member] | Huntsman International LLC [Member] |  |  |  |  |  |
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax | $ 0 | $ 3,000 | 1,000 | $ 8,000 |  |
Accumulated Defined Benefit Plans Adjustment, Settlement Gain (Loss), Including Portion Attributable to Noncontrolling Interest [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Discontinued Operations, Held-for-Sale or Disposed of by Sale [Member] |  |  |  |  |  |
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax |  |  | (67,000) |  |  |
Accumulated Defined Benefit Plans Adjustment, Settlement Gain (Loss), Including Portion Attributable to Noncontrolling Interest [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Discontinued Operations, Held-for-Sale or Disposed of by Sale [Member] | Huntsman International LLC [Member] |  |  |  |  |  |
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax |  |  | (67,000) |  |  |
Accumulated Defined Benefit Plans Adjustment, Curtailment Gain (Loss) Attributable to Noncontrolling Interest [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Discontinued Operations, Held-for-Sale or Disposed of by Sale [Member] |  |  |  |  |  |
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax |  |  | 1,000 |  |  |
Accumulated Defined Benefit Plans Adjustment, Curtailment Gain (Loss) Attributable to Noncontrolling Interest [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Discontinued Operations, Held-for-Sale or Disposed of by Sale [Member] | Huntsman International LLC [Member] |  |  |  |  |  |
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax |  |  | $ 1,000 |  |  |

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