Huntsman Corporation Annual report pursuant to Section 13 and 15(d)

Consolidated Statements of Cash Flows (Parentheticals) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Capital Expenditures Incurred but Not yet Paid	$ 76	$ 64	$ 66
Venator Materials PLC [Member]
Interest Paid, Net By Separated Business After Initial Public Offering Date		46
Income Taxes Paid, Net By Separated Business After Initial Public Offering Date		38
Chemical Intermediates Businesses [Member]
Income Taxes Paid Related to the Sale of a Business	231
India-Based Do It Yourself Consumer Adhesives Business [Member]
Income Taxes Paid Related to the Sale of a Business	26
Huntsman International LLC [Member]
Capital Expenditures Incurred but Not yet Paid	74	64	$ 66
Huntsman International LLC [Member] \| Venator Materials PLC [Member]
Interest Paid, Net By Separated Business After Initial Public Offering Date		46
Income Taxes Paid, Net By Separated Business After Initial Public Offering Date		$ 38
Huntsman International LLC [Member] \| Chemical Intermediates Businesses [Member]
Income Taxes Paid Related to the Sale of a Business	231
Huntsman International LLC [Member] \| India-Based Do It Yourself Consumer Adhesives Business [Member]
Income Taxes Paid Related to the Sale of a Business	$ 26