Huntsman Corporation Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Note 18 - Employee Benefit Plans - Fair Value of Recurring Plan Assets (Details)

Note 18 - Employee Benefit Plans - Fair Value of Recurring Plan Assets (Details) - Pension Plan [Member] - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Fair value of plan assets	$ 2,270	$ 2,127
Real Estate and Other [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	81	71	$ 99
UNITED STATES
Fair value of plan assets	728	691	925
UNITED STATES \| Fair Value, Inputs, Level 1 [Member]
Fair value of plan assets	357	363
UNITED STATES \| Fair Value, Inputs, Level 2 [Member]
Fair value of plan assets	371	328
UNITED STATES \| Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	0	0
UNITED STATES \| Defined Benefit Plan, Equity Securities [Member]
Fair value of plan assets	329	324
UNITED STATES \| Defined Benefit Plan, Equity Securities [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair value of plan assets	175	180
UNITED STATES \| Defined Benefit Plan, Equity Securities [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair value of plan assets	154	144
UNITED STATES \| Defined Benefit Plan, Equity Securities [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	0	0
UNITED STATES \| Fixed Income Funds [Member]
Fair value of plan assets	364	327
UNITED STATES \| Fixed Income Funds [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair value of plan assets	147	143
UNITED STATES \| Fixed Income Funds [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair value of plan assets	217	184
UNITED STATES \| Fixed Income Funds [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	0	0
UNITED STATES \| Real Estate and Other [Member]
Fair value of plan assets	14	18
UNITED STATES \| Real Estate and Other [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair value of plan assets	14	18
UNITED STATES \| Real Estate and Other [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair value of plan assets	0	0
UNITED STATES \| Real Estate and Other [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	0	0
UNITED STATES \| Defined Benefit Plan, Cash [Member]
Fair value of plan assets	21	22
UNITED STATES \| Defined Benefit Plan, Cash [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair value of plan assets	21	22
UNITED STATES \| Defined Benefit Plan, Cash [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair value of plan assets	0	0
UNITED STATES \| Defined Benefit Plan, Cash [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	0	0
Foreign Plan [Member]
Fair value of plan assets	1,542	1,436	$ 1,970
Foreign Plan [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair value of plan assets	697	663
Foreign Plan [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair value of plan assets	764	702
Foreign Plan [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	81	71
Foreign Plan [Member] \| Defined Benefit Plan, Equity Securities [Member]
Fair value of plan assets	343	298
Foreign Plan [Member] \| Defined Benefit Plan, Equity Securities [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair value of plan assets	87	96
Foreign Plan [Member] \| Defined Benefit Plan, Equity Securities [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair value of plan assets	256	202
Foreign Plan [Member] \| Defined Benefit Plan, Equity Securities [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	0	0
Foreign Plan [Member] \| Fixed Income Funds [Member]
Fair value of plan assets	721	622
Foreign Plan [Member] \| Fixed Income Funds [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair value of plan assets	483	391
Foreign Plan [Member] \| Fixed Income Funds [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair value of plan assets	238	231
Foreign Plan [Member] \| Fixed Income Funds [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	0	0
Foreign Plan [Member] \| Real Estate and Other [Member]
Fair value of plan assets	398	386
Foreign Plan [Member] \| Real Estate and Other [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair value of plan assets	47	46
Foreign Plan [Member] \| Real Estate and Other [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair value of plan assets	270	269
Foreign Plan [Member] \| Real Estate and Other [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	81	71
Foreign Plan [Member] \| Defined Benefit Plan, Cash [Member]
Fair value of plan assets	80	130
Foreign Plan [Member] \| Defined Benefit Plan, Cash [Member] \| Fair Value, Inputs, Level 1 [Member]
Fair value of plan assets	80	130
Foreign Plan [Member] \| Defined Benefit Plan, Cash [Member] \| Fair Value, Inputs, Level 2 [Member]
Fair value of plan assets	0	0
Foreign Plan [Member] \| Defined Benefit Plan, Cash [Member] \| Fair Value, Inputs, Level 3 [Member]
Fair value of plan assets	$ 0	$ 0