| Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] | 
    
|   | 
  | 
  | 
  | 
  | 
  | 
  Pension   | 
  | 
  | 
  Other   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
|   | 
  | 
  Foreign   | 
  | 
  | 
  and other   | 
  | 
  | 
  comprehensive   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  Amounts   | 
  | 
  | 
  Amounts   | 
  | 
 
|   | 
  | 
  currency   | 
  | 
  | 
  postretirement   | 
  | 
  | 
  income of   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  attributable to   | 
  | 
  | 
  attributable to   | 
  | 
 
|   | 
  | 
  translation   | 
  | 
  | 
  benefits   | 
  | 
  | 
  unconsolidated   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  noncontrolling   | 
  | 
  | 
  Huntsman   | 
  | 
 
|   | 
  | 
  adjustments(a)   | 
  | 
  | 
  adjustments(b)   | 
  | 
  | 
  affiliates   | 
  | 
  | 
  Other, net   | 
  | 
  | 
  Total   | 
  | 
  | 
  interests   | 
  | 
  | 
  Corporation   | 
  | 
 
|   Beginning balance, January 1, 2023   | 
  | 
$ | 
(648 | 
) | 
  | 
$ | 
(652 | 
) | 
  | 
$ | 
2 | 
  | 
  | 
$ | 
5 | 
  | 
  | 
$ | 
(1,293 | 
) | 
  | 
$ | 
25 | 
  | 
  | 
$ | 
(1,268 | 
) | 
 
|   Other comprehensive loss before reclassifications, gross   | 
  | 
  | 
(20 | 
) | 
  | 
  | 
(24 | 
) | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
(44 | 
) | 
  | 
  | 
6 | 
  | 
  | 
  | 
(38 | 
) | 
 
|   Tax impact   | 
  | 
  | 
— | 
  | 
  | 
  | 
2 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
2 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
2 | 
  | 
 
|   Amounts reclassified from accumulated other comprehensive loss, gross(c)   | 
  | 
  | 
28 | 
  | 
  | 
  | 
77 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
105 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
105 | 
  | 
 
|   Tax impact   | 
  | 
  | 
(1 | 
) | 
  | 
  | 
25 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
24 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
24 | 
  | 
 
|   Net current-period other comprehensive income   | 
  | 
  | 
7 | 
  | 
  | 
  | 
80 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
87 | 
  | 
  | 
  | 
6 | 
  | 
  | 
  | 
93 | 
  | 
 
|   Ending balance, June 30, 2023   | 
  | 
$ | 
(641 | 
) | 
  | 
$ | 
(572 | 
) | 
  | 
$ | 
2 | 
  | 
  | 
$ | 
5 | 
  | 
  | 
$ | 
(1,206 | 
) | 
  | 
$ | 
31 | 
  | 
  | 
$ | 
(1,175 | 
) | 
 
 
    
|   | 
  | 
  | 
  | 
  | 
  | 
  Pension   | 
  | 
  | 
  Other   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
|   | 
  | 
  Foreign   | 
  | 
  | 
  and other   | 
  | 
  | 
  comprehensive   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  Amounts   | 
  | 
  | 
  Amounts   | 
  | 
 
|   | 
  | 
  currency   | 
  | 
  | 
  postretirement   | 
  | 
  | 
  income of   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  attributable to   | 
  | 
  | 
  attributable to   | 
  | 
 
|   | 
  | 
  translation   | 
  | 
  | 
  benefits   | 
  | 
  | 
  unconsolidated   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  noncontrolling   | 
  | 
  | 
  Huntsman   | 
  | 
 
|   | 
  | 
  adjustments(a)   | 
  | 
  | 
  adjustments(b)   | 
  | 
  | 
  affiliates   | 
  | 
  | 
  Other, net   | 
  | 
  | 
  Total   | 
  | 
  | 
  interests   | 
  | 
  | 
  Corporation   | 
  | 
 
|   Beginning balance, January 1, 2022   | 
  | 
$ | 
(420 | 
) | 
  | 
$ | 
(810 | 
) | 
  | 
$ | 
8 | 
  | 
  | 
$ | 
6 | 
  | 
  | 
$ | 
(1,216 | 
) | 
  | 
$ | 
13 | 
  | 
  | 
$ | 
(1,203 | 
) | 
 
|   Other comprehensive loss before reclassifications, gross   | 
  | 
  | 
(134 | 
) | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
(1 | 
) | 
  | 
  | 
(135 | 
) | 
  | 
  | 
8 | 
  | 
  | 
  | 
(127 | 
) | 
 
|   Tax impact   | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
 
|   Amounts reclassified from accumulated other comprehensive loss, gross(c)   | 
  | 
  | 
— | 
  | 
  | 
  | 
24 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
24 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
24 | 
  | 
 
|   Tax impact   | 
  | 
  | 
— | 
  | 
  | 
  | 
(6 | 
) | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
(6 | 
) | 
  | 
  | 
— | 
  | 
  | 
  | 
(6 | 
) | 
 
|   Net current-period other comprehensive (loss) income   | 
  | 
  | 
(134 | 
) | 
  | 
  | 
18 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
(1 | 
) | 
  | 
  | 
(117 | 
) | 
  | 
  | 
8 | 
  | 
  | 
  | 
(109 | 
) | 
 
|   Ending balance, June 30, 2022   | 
  | 
$ | 
(554 | 
) | 
  | 
$ | 
(792 | 
) | 
  | 
$ | 
8 | 
  | 
  | 
$ | 
5 | 
  | 
  | 
$ | 
(1,333 | 
) | 
  | 
$ | 
21 | 
  | 
  | 
$ | 
(1,312 | 
) | 
 
 
    
|   | 
  | 
  | 
  | 
  | 
  | 
  Pension   | 
  | 
  | 
  Other   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
|   | 
  | 
  Foreign   | 
  | 
  | 
  and other   | 
  | 
  | 
  comprehensive   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  Amounts   | 
  | 
  | 
  Amounts   | 
  | 
 
|   | 
  | 
  currency   | 
  | 
  | 
  postretirement   | 
  | 
  | 
  income of   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  attributable to   | 
  | 
  | 
  attributable to   | 
  | 
 
|   | 
  | 
  translation   | 
  | 
  | 
  benefits   | 
  | 
  | 
  unconsolidated   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  noncontrolling   | 
  | 
  | 
  Huntsman   | 
  | 
 
|   | 
  | 
  adjustments(a)   | 
  | 
  | 
  adjustments(b)   | 
  | 
  | 
  affiliates   | 
  | 
  | 
  Other, net   | 
  | 
  | 
  Total   | 
  | 
  | 
  interests   | 
  | 
  | 
  International   | 
  | 
 
|   Beginning balance, January 1, 2023   | 
  | 
$ | 
(653 | 
) | 
  | 
$ | 
(628 | 
) | 
  | 
$ | 
2 | 
  | 
  | 
$ | 
1 | 
  | 
  | 
$ | 
(1,278 | 
) | 
  | 
$ | 
25 | 
  | 
  | 
$ | 
(1,253 | 
) | 
 
|   Other comprehensive loss before reclassifications, gross   | 
  | 
  | 
(20 | 
) | 
  | 
  | 
(24 | 
) | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
(44 | 
) | 
  | 
  | 
6 | 
  | 
  | 
  | 
(38 | 
) | 
 
|   Tax impact   | 
  | 
  | 
— | 
  | 
  | 
  | 
2 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
2 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
2 | 
  | 
 
|   Amounts reclassified from accumulated other comprehensive loss, gross(c)   | 
  | 
  | 
28 | 
  | 
  | 
  | 
77 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
105 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
105 | 
  | 
 
|   Tax impact   | 
  | 
  | 
(1 | 
) | 
  | 
  | 
25 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
24 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
24 | 
  | 
 
|   Net current-period other comprehensive income   | 
  | 
  | 
7 | 
  | 
  | 
  | 
80 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
87 | 
  | 
  | 
  | 
6 | 
  | 
  | 
  | 
93 | 
  | 
 
|   Ending balance, June 30, 2023   | 
  | 
$ | 
(646 | 
) | 
  | 
$ | 
(548 | 
) | 
  | 
$ | 
2 | 
  | 
  | 
$ | 
1 | 
  | 
  | 
$ | 
(1,191 | 
) | 
  | 
$ | 
31 | 
  | 
  | 
$ | 
(1,160 | 
) | 
 
 
    
|   | 
  | 
  | 
  | 
  | 
  | 
  Pension   | 
  | 
  | 
  Other   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
|   | 
  | 
  Foreign   | 
  | 
  | 
  and other   | 
  | 
  | 
  comprehensive   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  Amounts   | 
  | 
  | 
  Amounts   | 
  | 
 
|   | 
  | 
  currency   | 
  | 
  | 
  postretirement   | 
  | 
  | 
  income of   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  attributable to   | 
  | 
  | 
  attributable to   | 
  | 
 
|   | 
  | 
  translation   | 
  | 
  | 
  benefits   | 
  | 
  | 
  unconsolidated   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  noncontrolling   | 
  | 
  | 
  Huntsman   | 
  | 
 
|   | 
  | 
  adjustments(a)   | 
  | 
  | 
  adjustments(b)   | 
  | 
  | 
  affiliates   | 
  | 
  | 
  Other, net   | 
  | 
  | 
  Total   | 
  | 
  | 
  interests   | 
  | 
  | 
  International   | 
  | 
 
|   Beginning balance, January 1, 2022   | 
  | 
$ | 
(424 | 
) | 
  | 
$ | 
(786 | 
) | 
  | 
$ | 
8 | 
  | 
  | 
$ | 
2 | 
  | 
  | 
$ | 
(1,200 | 
) | 
  | 
$ | 
13 | 
  | 
  | 
$ | 
(1,187 | 
) | 
 
|   Other comprehensive loss before reclassifications, gross   | 
  | 
  | 
(135 | 
) | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
(1 | 
) | 
  | 
  | 
(136 | 
) | 
  | 
  | 
8 | 
  | 
  | 
  | 
(128 | 
) | 
 
|   Tax impact   | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
 
|   Amounts reclassified from accumulated other comprehensive loss, gross(c)   | 
  | 
  | 
— | 
  | 
  | 
  | 
24 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
24 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
24 | 
  | 
 
|   Tax impact   | 
  | 
  | 
— | 
  | 
  | 
  | 
(6 | 
) | 
  | 
  | 
— | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
(6 | 
) | 
  | 
  | 
— | 
  | 
  | 
  | 
(6 | 
) | 
 
|   Net current-period other comprehensive (loss) income   | 
  | 
  | 
(135 | 
) | 
  | 
  | 
18 | 
  | 
  | 
  | 
— | 
  | 
  | 
  | 
(1 | 
) | 
  | 
  | 
(118 | 
) | 
  | 
  | 
8 | 
  | 
  | 
  | 
(110 | 
) | 
 
|   Ending balance, June 30, 2022   | 
  | 
$ | 
(559 | 
) | 
  | 
$ | 
(768 | 
) | 
  | 
$ | 
8 | 
  | 
  | 
$ | 
1 | 
  | 
  | 
$ | 
(1,318 | 
) | 
  | 
$ | 
21 | 
  | 
  | 
$ | 
(1,297 | 
) | 
 
 
   
 | 
| Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] | 
    
|   | 
  | 
  Three Months Ended June 30,   | 
  | 
  | 
  | 
 
|   | 
  | 
  2023   | 
  | 
  | 
  2022   | 
  | 
  | 
  | 
 
|   | 
  | 
  Amounts reclassified   | 
  | 
  | 
  Amounts reclassified   | 
  | 
  | 
  Affected line item in   | 
 
|   | 
  | 
  from accumulated   | 
  | 
  | 
  from accumulated   | 
  | 
  | 
  the statement   | 
 
|   Details about accumulated other   | 
  | 
  other   | 
  | 
  | 
  other   | 
  | 
  | 
  where net income   | 
 
|   comprehensive loss components(a):   | 
  | 
  comprehensive loss   | 
  | 
  | 
  comprehensive loss   | 
  | 
  | 
  is presented   | 
 
|   Amortization of pension and other postretirement benefits:   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
|   Prior service credit   | 
  | 
$ | 
(3 | 
) | 
  | 
$ | 
(3 | 
) | 
  (b)(c)   | 
  Other income, net   | 
 
|   Actuarial loss   | 
  | 
  | 
8 | 
  | 
  | 
  | 
14 | 
  | 
  (b)(c)   | 
  Other income, net   | 
 
|   | 
  | 
  | 
5 | 
  | 
  | 
  | 
11 | 
  | 
  | 
  Total before tax   | 
 
|   | 
  | 
  | 
1 | 
  | 
  | 
  | 
(2 | 
) | 
  | 
  Income tax expense   | 
 
|   Total reclassifications for the period   | 
  | 
$ | 
6 | 
  | 
  | 
$ | 
9 | 
  | 
  | 
  Net of tax   | 
 
 
    
|   | 
  | 
  Six Months Ended June 30,   | 
  | 
  | 
  | 
 
|   | 
  | 
  2023   | 
  | 
  | 
  2022   | 
  | 
  | 
  | 
 
|   | 
  | 
  Amounts reclassified   | 
  | 
  | 
  Amounts reclassified   | 
  | 
  | 
  Affected line item in   | 
 
|   | 
  | 
  from accumulated   | 
  | 
  | 
  from accumulated   | 
  | 
  | 
  the statement   | 
 
|   Details about accumulated other   | 
  | 
  other   | 
  | 
  | 
  other   | 
  | 
  | 
  where net income   | 
 
|   comprehensive loss components(a):   | 
  | 
  comprehensive loss   | 
  | 
  | 
  comprehensive loss   | 
  | 
  | 
  is presented   | 
 
|   Amortization of pension and other postretirement benefits:   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
|   Prior service credit   | 
  | 
$ | 
(5 | 
) | 
  | 
$ | 
(5 | 
) | 
  (b)(c)   | 
  Other income, net   | 
 
|   Actuarial loss   | 
  | 
  | 
16 | 
  | 
  | 
  | 
29 | 
  | 
  (b)(c)   | 
  Other income, net   | 
 
|   Curtailment gains   | 
  | 
  | 
(1 | 
) | 
  | 
  | 
— | 
  | 
  (d)   | 
  Other income, net   | 
 
|   Settlement losses   | 
  | 
  | 
67 | 
  | 
  | 
  | 
— | 
  | 
  (d)   | 
  Other income, net   | 
 
|   | 
  | 
  | 
77 | 
  | 
  | 
  | 
24 | 
  | 
  | 
  Total before tax   | 
 
|   | 
  | 
  | 
25 | 
  | 
  | 
  | 
(6 | 
) | 
  | 
  Income tax expense   | 
 
|   Total reclassifications for the period   | 
  | 
$ | 
102 | 
  | 
  | 
$ | 
18 | 
  | 
  | 
  Net of tax   | 
 
 
    
|   | 
  | 
  Three Months Ended June 30,   | 
  | 
  | 
  | 
 
|   | 
  | 
  2023   | 
  | 
  | 
  2022   | 
  | 
  | 
  | 
 
|   | 
  | 
  Amounts reclassified   | 
  | 
  | 
  Amounts reclassified   | 
  | 
  | 
  Affected line item in   | 
 
|   | 
  | 
  from accumulated   | 
  | 
  | 
  from accumulated   | 
  | 
  | 
  the statement   | 
 
|   Details about accumulated other   | 
  | 
  other   | 
  | 
  | 
  other   | 
  | 
  | 
  where net income   | 
 
|   comprehensive loss components(a):   | 
  | 
  comprehensive loss   | 
  | 
  | 
  comprehensive loss   | 
  | 
  | 
  is presented   | 
 
|   Amortization of pension and other postretirement benefits:   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
|   Prior service credit   | 
  | 
$ | 
(3 | 
) | 
  | 
$ | 
(3 | 
) | 
  (b)(c)   | 
  Other income, net   | 
 
|   Actuarial loss   | 
  | 
  | 
8 | 
  | 
  | 
  | 
14 | 
  | 
  (b)(c)   | 
  Other income, net   | 
 
|   | 
  | 
  | 
5 | 
  | 
  | 
  | 
11 | 
  | 
  | 
  Total before tax   | 
 
|   | 
  | 
  | 
1 | 
  | 
  | 
  | 
(2 | 
) | 
  | 
  Income tax expense   | 
 
|   Total reclassifications for the period   | 
  | 
$ | 
6 | 
  | 
  | 
$ | 
9 | 
  | 
  | 
  Net of tax   | 
 
 
    
|   | 
  | 
  Six Months Ended June 30,   | 
  | 
  | 
  | 
 
|   | 
  | 
  2023   | 
  | 
  | 
  2022   | 
  | 
  | 
  | 
 
|   | 
  | 
  Amounts reclassified   | 
  | 
  | 
  Amounts reclassified   | 
  | 
  | 
  Affected line item in   | 
 
|   | 
  | 
  from accumulated   | 
  | 
  | 
  from accumulated   | 
  | 
  | 
  the statement   | 
 
|   Details about accumulated other   | 
  | 
  other   | 
  | 
  | 
  other   | 
  | 
  | 
  where net income   | 
 
|   comprehensive loss components(a):   | 
  | 
  comprehensive loss   | 
  | 
  | 
  comprehensive loss   | 
  | 
  | 
  is presented   | 
 
|   Amortization of pension and other postretirement benefits:   | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
|   Prior service credit   | 
  | 
$ | 
(5 | 
) | 
  | 
$ | 
(5 | 
) | 
  (b)(c)   | 
  Other income, net   | 
 
|   Actuarial loss   | 
  | 
  | 
16 | 
  | 
  | 
  | 
29 | 
  | 
  (b)(c)   | 
  Other income, net   | 
 
|   Curtailment gains   | 
  | 
  | 
(1 | 
) | 
  | 
  | 
— | 
  | 
  (d)   | 
  Other income, net   | 
 
|   Settlement losses   | 
  | 
  | 
67 | 
  | 
  | 
  | 
— | 
  | 
  (d)   | 
  Other income, net   | 
 
|   | 
  | 
  | 
77 | 
  | 
  | 
  | 
24 | 
  | 
  | 
  Total before tax   | 
 
|   | 
  | 
  | 
25 | 
  | 
  | 
  | 
(6 | 
) | 
  | 
  Income tax expense   | 
 
|   Total reclassifications for the period   | 
  | 
$ | 
102 | 
  | 
  | 
$ | 
18 | 
  | 
  | 
  Net of tax   | 
 
 
   
 |