Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

v3.22.0.1
Document And Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2021
Jan. 31, 2022
Jun. 30, 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 FY    
Document Fiscal Year Focus 2021    
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 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 Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
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 Public Float     $ 5,581,998,472
Entity Common Stock, Shares Outstanding   214,373,369  
Auditor Name DELOITTE & TOUCHE LLP    
Auditor Location Houston, Texas    
Auditor Firm ID 34    
ICFR Auditor Attestation Flag true    
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 FY    
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 Filer Category Non-accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Auditor Name DELOITTE & TOUCHE LLP    
Auditor Location Houston, Texas    
Auditor Firm ID 34