Annual report pursuant to Section 13 and 15(d)

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

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OTHER COMPREHENSIVE INCOME (LOSS) - COMPONENTS AND CHANGES IN ACCUMULATED OTHER COMPREHENSIVE LOSS - HUNTSMAN CORPORATION (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Components of other comprehensive loss      
Balance at the beginning of the period $ 1,467 $ 1,629 $ 1,951
Other comprehensive income (loss), net of tax 296 (391) (240)
Balance at the end of the period 3,371 1,467 1,629
Total      
Components of other comprehensive loss      
Balance at the beginning of the period (1,707) (1,316)  
Other comprehensive (loss) income before reclassifications, gross 194 (479)  
Tax benefit 46 49  
Amounts reclassified from accumulated other comprehensive loss, gross 70 54  
Tax expense (14) (15)  
Other comprehensive income (loss), net of tax   (391)  
Net current-period other comprehensive income (loss) 296    
Balance at the end of the period (1,411) (1,707) (1,316)
Foreign currency translation adjustment      
Components of other comprehensive loss      
Balance at the beginning of the period (459) (288)  
Other comprehensive (loss) income before reclassifications, gross 175 (162)  
Tax benefit 35 (10)  
Amounts reclassified from accumulated other comprehensive loss, gross   1  
Other comprehensive income (loss), net of tax   (171)  
Net current-period other comprehensive income (loss) 210    
Balance at the end of the period (249) (459) (288)
Foreign currency translation adjustment, tax 65 100 90
Pension and other postretirement benefits adjustments      
Components of other comprehensive loss      
Balance at the beginning of the period (1,275) (1,056)  
Other comprehensive (loss) income before reclassifications, gross 11 (315)  
Tax benefit 9 58  
Amounts reclassified from accumulated other comprehensive loss, gross 80 53 69
Tax expense (14) (15) (14)
Other comprehensive income (loss), net of tax   (219)  
Net current-period other comprehensive income (loss) 86    
Balance at the end of the period (1,189) (1,275) (1,056)
Pension and other postretirement benefits adjustments, tax 172 177 135
Other comprehensive income of unconsolidated affiliates      
Components of other comprehensive loss      
Balance at the beginning of the period 4 11  
Other comprehensive (loss) income before reclassifications, gross (1) (7)  
Other comprehensive income (loss), net of tax   (7)  
Net current-period other comprehensive income (loss) (1)    
Balance at the end of the period 3 4 11
Other, net      
Components of other comprehensive loss      
Balance at the beginning of the period 23 17  
Other comprehensive (loss) income before reclassifications, gross 9 5  
Tax benefit 2 1  
Amounts reclassified from accumulated other comprehensive loss, gross (10)    
Other comprehensive income (loss), net of tax   6  
Net current-period other comprehensive income (loss) 1    
Balance at the end of the period 24 23 17
Amounts attributable to noncontrolling interests      
Components of other comprehensive loss      
Balance at the beginning of the period 36 28  
Other comprehensive (loss) income before reclassifications, gross (22) 8  
Other comprehensive income (loss), net of tax   8  
Net current-period other comprehensive income (loss) (22)    
Disposition of a portion of P and A Business 129    
Balance at the end of the period 143 36 28
Accumulated other comprehensive (loss) income      
Components of other comprehensive loss      
Balance at the beginning of the period (1,671) (1,288) (1,053)
Other comprehensive (loss) income before reclassifications, gross 172 (471)  
Tax benefit 46 49  
Amounts reclassified from accumulated other comprehensive loss, gross 70 54  
Tax expense (14) (15)  
Other comprehensive income (loss), net of tax 403 (383) (235)
Net current-period other comprehensive income (loss) 274    
Disposition of a portion of P and A Business 129    
Balance at the end of the period $ (1,268) $ (1,671) $ (1,288)