Annual report pursuant to Section 13 and 15(d)

OTHER COMPREHENSIVE INCOME (LOSS) - RECLASSIFICATION DETAILS - HUNTSMAN CORPORATION (Details)

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OTHER COMPREHENSIVE INCOME (LOSS) - RECLASSIFICATION DETAILS - HUNTSMAN CORPORATION (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Pension and other postretirement benefits adjustments      
Reclassification from accumulated other comprehensive loss      
Total before tax $ (80) $ (53) $ (69)
Tax expense 14 15 14
Net of tax (66) (38) (55)
Pension and other postretirement benefits adjustments | Discontinued Operations      
Reclassification from accumulated other comprehensive loss      
Total before tax (19) (14) (15)
Prior service credit      
Reclassification from accumulated other comprehensive loss      
Total before tax 15 16 10
Actuarial loss      
Reclassification from accumulated other comprehensive loss      
Total before tax $ (95) $ (69) $ (79)