Quarterly report pursuant to Section 13 or 15(d)

Note 14 - Accumulated Other Comprehensive Loss (Details Textual)

v3.22.1
Note 14 - Accumulated Other Comprehensive Loss (Details Textual) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member]        
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax, Total $ 56 $ 56 $ 56 $ 56
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member]        
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax, Total 43 43 43 43
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member]        
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax, Total 77 148 81 153
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member]        
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax, Total 101 172 $ 105 $ 178
Accumulated Defined Benefit Plans Adjustment, Actuarial 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, Total 1 2    
Accumulated Defined Benefit Plans Adjustment, Actuarial 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, Total $ 1 $ 2