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GENERAL (Details)	12 Months Ended
GENERAL (Details)	Dec. 31, 2012 item
GENERAL
Number of Chinese chemical companies	3
Number of business segments	5

Represents the number of business segments of the company.

No definition available.

Name:	hun_NumberOfBusinessSegments
Namespace Prefix:	hun_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Represents the number of Chinese chemical companies.

No definition available.

Name:	hun_NumberOfChineseChemicalCompanies
Namespace Prefix:	hun_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Name:	us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration