Annual report pursuant to Section 13 and 15(d)

Note 3 - Business Combinations and Acquisitions - Effects of Changes in Ownership Interest in Joint Venture (Details)

v3.20.4
Note 3 - Business Combinations and Acquisitions - Effects of Changes in Ownership Interest in Joint Venture (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Net income $ 1,034 $ 562 $ 337
Adjustments to Additional Paid in Capital, Acquisition of Noncontrolling Interests   (84)  
Huntsman International LLC [Member]      
Net income $ 1,035 551 323
Adjustments to Additional Paid in Capital, Acquisition of Noncontrolling Interests   (84)  
Sasol-Huntsman [Member]      
Net income   562 337
Adjustments to Additional Paid in Capital, Acquisition of Noncontrolling Interests   (11) 0
Net transfers to noncontrolling interest   (11) 0
Change from net income attributable to Huntsman Corporation shareholders and transfers to noncontrolling interest   551 337
Sasol-Huntsman [Member] | Huntsman International LLC [Member]      
Net income   551 323
Adjustments to Additional Paid in Capital, Acquisition of Noncontrolling Interests   (11) 0
Net transfers to noncontrolling interest   (11) 0
Change from net income attributable to Huntsman Corporation shareholders and transfers to noncontrolling interest   $ 540 $ 323