Quarterly report pursuant to Section 13 or 15(d)

Note 14 - Accumulated Other Comprehensive Loss (Details Textual)

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Note 14 - Accumulated Other Comprehensive Loss (Details Textual) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Jun. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Jan. 01, 2024
Jan. 01, 2023
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member]              
AOCI Tax, Attributable to Parent $ 55,000 $ 57,000   $ 55,000 $ 57,000 $ 56,000 $ 55,000
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax [2]       (9,000) [1] (28,000) [3]    
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member]              
AOCI Tax, Attributable to Parent 42,000 44,000   42,000 44,000 43,000 42,000
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax [2]       (9,000) [4] (28,000) [5]    
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member]              
AOCI Tax, Attributable to Parent 66,000 58,000   66,000 58,000 67,000 31,000
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax [6],[7] (6,000) (12,000)   (19,000) [2],[8] (83,000) [2],[9],[10]    
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member]              
AOCI Tax, Attributable to Parent 90,000 82,000   90,000 82,000 $ 91,000 $ 55,000
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax [6],[7] (6,000) (12,000)   (19,000) [2],[11] (83,000) [2],[12]    
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Discontinued Operations [Member]              
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax 0 $ 0   0 1,000    
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Discontinued Operations [Member] | Huntsman International LLC [Member]              
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax $ 0   $ 0 0 1,000    
Accumulated Defined Benefit Plans Adjustment, Settlement Gain (Loss), Including Portion Attributable to Noncontrolling Interest [Member]              
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax [6],[13],[14]       (0) (67,000)    
Accumulated Defined Benefit Plans Adjustment, Settlement Gain (Loss), Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member]              
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax [15]       (0) (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]              
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 from Accumulated Other Comprehensive Income, Current Period, before Tax [6],[13],[14]       (0) 1,000    
Accumulated Defined Benefit Plans Adjustment, Curtailment Gain (Loss) Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member]              
Reclassification from Accumulated Other Comprehensive Income, Current Period, before Tax [15]       $ (0) 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]              
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    
[1] Amounts are net of tax of $55 million and $56 million as of September 30, 2024 and January 1, 2024, respectively.
[2] See table below for details about these reclassifications.
[3] Amounts are net of tax of $57 million and $55 million as of September 30, 2023 and January 1, 2023, respectively.
[4] Amounts are net of tax of $42 million and $43 million as of September 30, 2024 and January 1, 2024, respectively.
[5] Amounts are net of tax of $44 million and $42 million for September 30, 2023 and January 1, 2023, respectively.
[6] Details of amounts reclassified from accumulated other comprehensive loss relate only to pension and other postretirement benefits.
[7] These accumulated other comprehensive loss components are included in the computation of net periodic pension costs. See “Note 12. Employee Benefit Plans.”
[8] Amounts are net of tax of $66 million and $67 million as of September 30, 2024 and January 1, 2024, respectively.
[9] Amounts are net of tax of $58 million and $31 million as of June 30, 2023 and January 1, 2023, respectively.
[10] Amounts are net of tax of $58 million and $31 million as of September 30, 2023 and January 1, 2023, respectively.
[11] Amounts are net of tax of $90 million and $91 million as of September 30, 2024 and January 1, 2024, respectively.
[12] Amounts are net of tax of $82 million and $55 million as of September 30, 2023 and January 1, 2023, respectively.
[13] In connection with the sale of our Textile Effects Business, we recognized $67 million of pension settlement losses and $1 million of pension curtailment gains for the nine months ended September 30, 2023.
[14] Pension and other postretirement benefits amounts in parentheses indicate credits on our condensed consolidated statements of operations.
[15] In connection with the sale of our Textile Effects Business, we recognized $67 million of pension settlement losses and $1 million of pension curtailment gains for the six months June 30, 2023.