Annual report pursuant to Section 13 and 15(d)

Note 18 - Employee Benefit Plans - Amounts Recognized and Amounts Expected to Be Recognized in Other Comprehensive Income (Loss) (Details)

v3.24.0.1
Note 18 - Employee Benefit Plans - Amounts Recognized and Amounts Expected to Be Recognized in Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
UNITED STATES | Pension Plan [Member]    
Amounts recognized in accumulated other comprehensive loss:    
Net actuarial loss $ 199 $ 202
Prior service credit (4) (6)
Total 195 196
UNITED STATES | Pension Plan [Member] | Huntsman International LLC [Member]    
Amounts recognized in accumulated other comprehensive loss:    
Net actuarial loss 199 202
Prior service credit (4) (6)
Total 195 196
UNITED STATES | Other Postretirement Benefits Plan [Member]    
Amounts recognized in accumulated other comprehensive loss:    
Net actuarial loss 7 11
Prior service credit (12) (16)
Total (5) (5)
UNITED STATES | Other Postretirement Benefits Plan [Member] | Huntsman International LLC [Member]    
Amounts recognized in accumulated other comprehensive loss:    
Net actuarial loss 7 11
Prior service credit (12) (16)
Total (5) (5)
Foreign Plan [Member] | Pension Plan [Member]    
Amounts recognized in accumulated other comprehensive loss:    
Net actuarial loss 547 511
Prior service credit (14) (18)
Total 533 493
Foreign Plan [Member] | Pension Plan [Member] | Huntsman International LLC [Member]    
Amounts recognized in accumulated other comprehensive loss:    
Net actuarial loss 547 511
Prior service credit (14) (18)
Total 533 493
Foreign Plan [Member] | Other Postretirement Benefits Plan [Member]    
Amounts recognized in accumulated other comprehensive loss:    
Net actuarial loss 0 0
Prior service credit 0 0
Total 0 0
Foreign Plan [Member] | Other Postretirement Benefits Plan [Member] | Huntsman International LLC [Member]    
Amounts recognized in accumulated other comprehensive loss:    
Net actuarial loss 0 0
Prior service credit 0 0
Total $ 0 $ 0