Quarterly report pursuant to Section 13 or 15(d)

OTHER COMPREHENSIVE INCOME - COMPONENTS AND CHANGES IN ACCUMULATED OTHER COMPREHENSIVE LOSS - HUNTSMAN CORPORATION (Details)

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OTHER COMPREHENSIVE INCOME - COMPONENTS AND CHANGES IN ACCUMULATED OTHER COMPREHENSIVE LOSS - HUNTSMAN CORPORATION (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Dec. 31, 2016
Components of other comprehensive income        
Balance at the beginning of the period $ 3,371 $ 1,467 $ 1,467  
Revised beginning balance     3,371  
Other comprehensive income, net of tax 103 97    
Balance at the end of the period 3,769 1,649 3,371 $ 1,467
Total        
Components of other comprehensive income        
Balance at the beginning of the period (1,411) (1,707) (1,707)  
Revised beginning balance     (1,421)  
Other comprehensive (loss) income before reclassifications, gross 81 76    
Tax benefit (expense) 1 3    
Amounts reclassified from accumulated other comprehensive loss, gross 22 19    
Tax benefit (expense) (1) (1)    
Other comprehensive income, net of tax   97    
Net current-period other comprehensive income (loss) 103      
Balance at the end of the period (1,318) (1,610) (1,411) (1,707)
Foreign currency translation adjustment        
Components of other comprehensive income        
Balance at the beginning of the period (249) (459) (459)  
Revised beginning balance     (249)  
Other comprehensive (loss) income before reclassifications, gross 83 74    
Tax benefit (expense) 4 3    
Other comprehensive income, net of tax   77    
Net current-period other comprehensive income (loss) 87      
Balance at the end of the period (162) (382) (249) (459)
Foreign currency translation adjustment, tax 61 97 65 100
Pension and other postretirement benefits adjustments        
Components of other comprehensive income        
Balance at the beginning of the period (1,189) (1,275) (1,275)  
Revised beginning balance     (1,189)  
Other comprehensive (loss) income before reclassifications, gross (2)      
Amounts reclassified from accumulated other comprehensive loss, gross 22 19    
Tax benefit (expense) 5 (1)    
Other comprehensive income, net of tax   18    
Net current-period other comprehensive income (loss) 25      
Balance at the end of the period (1,164) (1,257) (1,189) (1,275)
Pension and other postretirement benefits adjustments, tax 177 176 172 177
Other comprehensive income of unconsolidated affiliates        
Components of other comprehensive income        
Balance at the beginning of the period 3 4 4  
Revised beginning balance     3  
Balance at the end of the period 3 4 3 4
Other, net        
Components of other comprehensive income        
Balance at the beginning of the period 24 23 23  
Revised beginning balance     14  
Other comprehensive (loss) income before reclassifications, gross   2    
Tax benefit (expense) (3)      
Tax benefit (expense) (6)      
Other comprehensive income, net of tax   2    
Net current-period other comprehensive income (loss) (9)      
Balance at the end of the period 5 25 24 23
Amounts attributable to noncontrolling interests        
Components of other comprehensive income        
Balance at the beginning of the period 143 36 36  
Revised beginning balance     143  
Other comprehensive (loss) income before reclassifications, gross (7) (2)    
Other comprehensive income, net of tax   (2)    
Net current-period other comprehensive income (loss) (7)      
Disposition of a portion of P and A Business (16)      
Balance at the end of the period 120 34 143 36
Accumulated other comprehensive (loss) income        
Components of other comprehensive income        
Balance at the beginning of the period (1,268) (1,671) (1,671)  
Revised beginning balance     (1,278)  
Other comprehensive (loss) income before reclassifications, gross 74 74    
Tax benefit (expense) 1 3    
Amounts reclassified from accumulated other comprehensive loss, gross 22 19    
Tax benefit (expense) (1) (1)    
Other comprehensive income, net of tax 80 95    
Net current-period other comprehensive income (loss) 96      
Disposition of a portion of P and A Business (16)      
Balance at the end of the period $ (1,198) $ (1,576) (1,268) $ (1,671)
Asu 2016-01 | Total        
Components of other comprehensive income        
Cumulative effect of changes in fair value of equity investments     (10)  
Asu 2016-01 | Other, net        
Components of other comprehensive income        
Cumulative effect of changes in fair value of equity investments     (10)  
Asu 2016-01 | Accumulated other comprehensive (loss) income        
Components of other comprehensive income        
Cumulative effect of changes in fair value of equity investments     $ (10)