Huntsman Corporation Annual report [Section 13 and 15(d), not S-K Item 405]

Annual report [Section 13 and 15(d), not S-K Item 405]

Note 19 - Employee Benefit Plans - Asset Allocation (Details)

Note 19 - Employee Benefit Plans - Asset Allocation (Details) - Pension Plan [Member]	Dec. 31, 2026	Dec. 31, 2025	Dec. 31, 2024
UNITED STATES
Allocation		100.00%	100.00%
UNITED STATES \| Defined Benefit Plan, Equity Securities [Member]
Allocation		43.00%	46.00%
UNITED STATES \| Fixed Income Funds [Member]
Allocation		53.00%	50.00%
UNITED STATES \| Real Estate and Other [Member]
Allocation		2.00%	2.00%
UNITED STATES \| Defined Benefit Plan, Cash [Member]
Allocation		2.00%	2.00%
Foreign Plan [Member]
Allocation		100.00%	100.00%
Foreign Plan [Member] \| Defined Benefit Plan, Equity Securities [Member]
Allocation		21.00%	19.00%
Foreign Plan [Member] \| Fixed Income Funds [Member]
Allocation		31.00%	48.00%
Foreign Plan [Member] \| Real Estate and Other [Member]
Allocation		39.00%	24.00%
Foreign Plan [Member] \| Defined Benefit Plan, Cash [Member]
Allocation		9.00%	9.00%
Forecast [Member] \| UNITED STATES
Target allocation	100.00%
Forecast [Member] \| UNITED STATES \| Defined Benefit Plan, Equity Securities [Member]
Target allocation	43.00%
Forecast [Member] \| UNITED STATES \| Fixed Income Funds [Member]
Target allocation	55.00%
Forecast [Member] \| UNITED STATES \| Real Estate and Other [Member]
Target allocation	1.00%
Forecast [Member] \| UNITED STATES \| Defined Benefit Plan, Cash [Member]
Target allocation	1.00%
Forecast [Member] \| Foreign Plan [Member]
Target allocation	100.00%
Forecast [Member] \| Foreign Plan [Member] \| Defined Benefit Plan, Equity Securities [Member]
Target allocation	21.00%
Forecast [Member] \| Foreign Plan [Member] \| Fixed Income Funds [Member]
Target allocation	37.00%
Forecast [Member] \| Foreign Plan [Member] \| Real Estate and Other [Member]
Target allocation	33.00%
Forecast [Member] \| Foreign Plan [Member] \| Defined Benefit Plan, Cash [Member]
Target allocation	9.00%