Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v3.21.2
Document And Entity Information - shares
 9 Months Ended
Sep. 30, 2021
Oct. 20, 2021
Document Information [Line Items]    
Entity Central Index Key 0001307954  
Entity Registrant Name Huntsman Corporation  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2021  
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2021  
Document Transition Report false  
Entity File Number 001-32427  
Entity Address, Address Line One 10003 Woodloch Forest Drive  
Entity Address, City or Town The Woodlands  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77380  
City Area Code 281  
Local Phone Number 719-6000  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 42-1648585  
Title of 12(b) Security Common Stock, par value $0.01 per share  
Trading Symbol HUN  
Security Exchange Name NYSE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   218,030,754
Huntsman International LLC [Member]    
Document Information [Line Items]    
Entity Central Index Key 0001089748  
Entity Registrant Name Huntsman International LLC  
Current Fiscal Year End Date --12-31  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2021  
Entity File Number 333-85141  
Entity Address, Address Line One 10003 Woodloch Forest Drive  
Entity Address, City or Town The Woodlands  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77380  
City Area Code 281  
Local Phone Number 719-6000  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 87-0630358  
Title of 12(b) Security NONE  
Trading Symbol NONE  
Security Exchange Name NONE  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false