Annual report pursuant to Section 13 and 15(d)

CONDENSED CONSOLIDATING FINANCIAL INFORMATION-HUNTSMAN INTERNATIONAL LLC (UNAUDITED) (Details 3)

v2.4.1.9
CONDENSED CONSOLIDATING FINANCIAL INFORMATION-HUNTSMAN INTERNATIONAL LLC (UNAUDITED) (Details 3) (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended
Sep. 30, 2014
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Condensed consolidating statements of cash flows        
Net cash (used in) provided by operating activities   $ 760us-gaap_NetCashProvidedByUsedInOperatingActivities $ 708us-gaap_NetCashProvidedByUsedInOperatingActivities $ 774us-gaap_NetCashProvidedByUsedInOperatingActivities
Investing Activities:        
Capital expenditures   (601)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (471)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (412)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Cash received from unconsolidated affiliates   51hun_ProceedsForFundingUnconsolidatedSubsidiaryOperations 71hun_ProceedsForFundingUnconsolidatedSubsidiaryOperations 82hun_ProceedsForFundingUnconsolidatedSubsidiaryOperations
Investment in unconsolidated affiliates   (108)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations (104)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations (127)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations
Acquisition of businesses, net of cash acquired   (960)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired (66)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired (18)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
Proceeds from sale of businesses/assets   15us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates 2us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates 6us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates
Other, net   (3)us-gaap_PaymentsForProceedsFromOtherInvestingActivities 2us-gaap_PaymentsForProceedsFromOtherInvestingActivities (2)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
Net cash used in investing activities   (1,606)us-gaap_NetCashProvidedByUsedInInvestingActivities (566)us-gaap_NetCashProvidedByUsedInInvestingActivities (471)us-gaap_NetCashProvidedByUsedInInvestingActivities
Financing activities:        
Net repayments under revolving loan facilities   (1)hun_ProceedsFromRepaymentsOfRevolvingLoanFacilities (4)hun_ProceedsFromRepaymentsOfRevolvingLoanFacilities (15)hun_ProceedsFromRepaymentsOfRevolvingLoanFacilities
Net borrowings on overdraft facilities   (5)us-gaap_ProceedsFromRepaymentsOfBankOverdrafts (9)us-gaap_ProceedsFromRepaymentsOfBankOverdrafts 2us-gaap_ProceedsFromRepaymentsOfBankOverdrafts
Repayments of short-term debt   (8)us-gaap_RepaymentsOfShortTermDebt (18)us-gaap_RepaymentsOfShortTermDebt (53)us-gaap_RepaymentsOfShortTermDebt
Borrowings on short-term debt   15us-gaap_ProceedsFromShortTermDebt 15us-gaap_ProceedsFromShortTermDebt  
Repayments of long-term debt   (418)us-gaap_RepaymentsOfLongTermDebt (840)us-gaap_RepaymentsOfLongTermDebt (694)us-gaap_RepaymentsOfLongTermDebt
Proceeds from issuance of long-term debt   1,792us-gaap_ProceedsFromIssuanceOfLongTermDebt 979us-gaap_ProceedsFromIssuanceOfLongTermDebt 405us-gaap_ProceedsFromIssuanceOfLongTermDebt
Repayments of notes payable   (34)us-gaap_RepaymentsOfNotesPayable (40)us-gaap_RepaymentsOfNotesPayable (37)us-gaap_RepaymentsOfNotesPayable
Borrowings on notes payable   33us-gaap_ProceedsFromNotesPayable 35us-gaap_ProceedsFromNotesPayable 34us-gaap_ProceedsFromNotesPayable
Debt issuance costs paid   (67)us-gaap_PaymentsOfDebtIssuanceCosts (11)us-gaap_PaymentsOfDebtIssuanceCosts (11)us-gaap_PaymentsOfDebtIssuanceCosts
Call premiums related to early extinguishment of debt   (24)hun_PaymentsOfCallPremiumsRelatedToEarlyExtinguishmentOfDebt (4)hun_PaymentsOfCallPremiumsRelatedToEarlyExtinguishmentOfDebt (2)hun_PaymentsOfCallPremiumsRelatedToEarlyExtinguishmentOfDebt
Contingent consideration paid for acquisition   (6)hun_PaymentForContingentConsiderationForAcquisition    
Excess tax benefit related to stock-based compensation   1us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities 1us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities 4us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
Other, net     3us-gaap_ProceedsFromPaymentsForOtherFinancingActivities (6)us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
Net cash provided by (used in) financing activities   1,197us-gaap_NetCashProvidedByUsedInFinancingActivities (6)us-gaap_NetCashProvidedByUsedInFinancingActivities (473)us-gaap_NetCashProvidedByUsedInFinancingActivities
Effect of exchange rate changes on cash   (11)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents (3)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents 3us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
Increase (decrease) in cash and cash equivalents   340us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease 133us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease (167)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents at beginning of period   520us-gaap_CashAndCashEquivalentsAtCarryingValue [1] 387us-gaap_CashAndCashEquivalentsAtCarryingValue 554us-gaap_CashAndCashEquivalentsAtCarryingValue
Cash and cash equivalents at end of period   860us-gaap_CashAndCashEquivalentsAtCarryingValue [1] 520us-gaap_CashAndCashEquivalentsAtCarryingValue [1] 387us-gaap_CashAndCashEquivalentsAtCarryingValue
Huntsman International        
Condensed consolidating statements of cash flows        
Net cash (used in) provided by operating activities   754us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
734us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
860us-gaap_NetCashProvidedByUsedInOperatingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Investing Activities:        
Capital expenditures   (601)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(471)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(412)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Cash received from unconsolidated affiliates   51hun_ProceedsForFundingUnconsolidatedSubsidiaryOperations
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
71hun_ProceedsForFundingUnconsolidatedSubsidiaryOperations
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
82hun_ProceedsForFundingUnconsolidatedSubsidiaryOperations
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Investment in unconsolidated affiliates   (108)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(104)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(127)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Acquisition of businesses, net of cash acquired   (960)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(66)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(18)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Proceeds from sale of businesses/assets   15us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
2us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
6us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Increase in receivable from affiliate   (2)us-gaap_IncreaseDecreaseInDueFromRelatedParties
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(48)us-gaap_IncreaseDecreaseInDueFromRelatedParties
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(108)us-gaap_IncreaseDecreaseInDueFromRelatedParties
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Other, net   (2)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
2us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(1)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Net cash used in investing activities   (1,607)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(614)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(578)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Financing activities:        
Net repayments under revolving loan facilities   (1)hun_ProceedsFromRepaymentsOfRevolvingLoanFacilities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(4)hun_ProceedsFromRepaymentsOfRevolvingLoanFacilities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(15)hun_ProceedsFromRepaymentsOfRevolvingLoanFacilities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Net borrowings on overdraft facilities   (5)us-gaap_ProceedsFromRepaymentsOfBankOverdrafts
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(9)us-gaap_ProceedsFromRepaymentsOfBankOverdrafts
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
2us-gaap_ProceedsFromRepaymentsOfBankOverdrafts
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Repayments of short-term debt   (8)us-gaap_RepaymentsOfShortTermDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(18)us-gaap_RepaymentsOfShortTermDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(53)us-gaap_RepaymentsOfShortTermDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Borrowings on short-term debt   15us-gaap_ProceedsFromShortTermDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
15us-gaap_ProceedsFromShortTermDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
 
Repayments of long-term debt   (418)us-gaap_RepaymentsOfLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(840)us-gaap_RepaymentsOfLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(694)us-gaap_RepaymentsOfLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Proceeds from issuance of long-term debt   1,792us-gaap_ProceedsFromIssuanceOfLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
979us-gaap_ProceedsFromIssuanceOfLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
405us-gaap_ProceedsFromIssuanceOfLongTermDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Repayments of notes payable to affiliate   (122)us-gaap_RepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
  (139)us-gaap_RepaymentsOfRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Proceeds from notes payable to affiliate     177us-gaap_ProceedsFromRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
299us-gaap_ProceedsFromRelatedPartyDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Repayments of notes payable   (34)us-gaap_RepaymentsOfNotesPayable
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(40)us-gaap_RepaymentsOfNotesPayable
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(37)us-gaap_RepaymentsOfNotesPayable
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Borrowings on notes payable   33us-gaap_ProceedsFromNotesPayable
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
35us-gaap_ProceedsFromNotesPayable
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
34us-gaap_ProceedsFromNotesPayable
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Debt issuance costs paid   (67)us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(11)us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(11)us-gaap_PaymentsOfDebtIssuanceCosts
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Call premiums related to early extinguishment of debt   (24)hun_PaymentsOfCallPremiumsRelatedToEarlyExtinguishmentOfDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(4)hun_PaymentsOfCallPremiumsRelatedToEarlyExtinguishmentOfDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(2)hun_PaymentsOfCallPremiumsRelatedToEarlyExtinguishmentOfDebt
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Contingent consideration paid for acquisition   (6)hun_PaymentForContingentConsiderationForAcquisition
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
   
Dividends paid to parent   (97)hun_DividendsPaidToParentCompany
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(96)hun_DividendsPaidToParentCompany
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(96)hun_DividendsPaidToParentCompany
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Excess tax benefit related to stock-based compensation   1us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
1us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
4us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Other, net     3us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(3)us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Net cash provided by (used in) financing activities   1,059us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
188us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(306)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Effect of exchange rate changes on cash   (11)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(3)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
3us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Increase (decrease) in cash and cash equivalents   195us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
305us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(21)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Cash and cash equivalents at beginning of period   515us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
[1] 210us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
231us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Cash and cash equivalents at end of period   710us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
[1] 515us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
[1] 210us-gaap_CashAndCashEquivalentsAtCarryingValue
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Intercompany notes as a noncash transaction between guarantor and nonguarantors entities capitalized 116hun_IntercompanyNotesCapitalized
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
     
Reportable legal entities | Huntsman International | Parent Company        
Condensed consolidating statements of cash flows        
Net cash (used in) provided by operating activities   25us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
113us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
85us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Investing Activities:        
Capital expenditures   (85)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(52)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(23)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Investment in affiliate   38hun_PaymentsToAcquireInvestmentsInAffiliatedCompanies
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
68hun_PaymentsToAcquireInvestmentsInAffiliatedCompanies
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
225hun_PaymentsToAcquireInvestmentsInAffiliatedCompanies
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Investment in unconsolidated affiliates       (3)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Acquisition of businesses, net of cash acquired   (1,038)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(66)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
 
Proceeds from sale of businesses/assets   3us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
   
Increase in receivable from affiliate   (2)us-gaap_IncreaseDecreaseInDueFromRelatedParties
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(48)us-gaap_IncreaseDecreaseInDueFromRelatedParties
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(108)us-gaap_IncreaseDecreaseInDueFromRelatedParties
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Other, net     (2)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
 
Net cash used in investing activities   (1,084)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(100)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
91us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Financing activities:        
Repayments of long-term debt   (372)us-gaap_RepaymentsOfLongTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(761)us-gaap_RepaymentsOfLongTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(625)us-gaap_RepaymentsOfLongTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Proceeds from issuance of long-term debt   1,792us-gaap_ProceedsFromIssuanceOfLongTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
978us-gaap_ProceedsFromIssuanceOfLongTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
400us-gaap_ProceedsFromIssuanceOfLongTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Repayments of notes payable to affiliate   (122)us-gaap_RepaymentsOfRelatedPartyDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
  (139)us-gaap_RepaymentsOfRelatedPartyDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Proceeds from notes payable to affiliate     177us-gaap_ProceedsFromRelatedPartyDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
299us-gaap_ProceedsFromRelatedPartyDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Repayments of notes payable   (32)us-gaap_RepaymentsOfNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(33)us-gaap_RepaymentsOfNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(33)us-gaap_RepaymentsOfNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Borrowings on notes payable   31us-gaap_ProceedsFromNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
33us-gaap_ProceedsFromNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
33us-gaap_ProceedsFromNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Debt issuance costs paid   (67)us-gaap_PaymentsOfDebtIssuanceCosts
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(11)us-gaap_PaymentsOfDebtIssuanceCosts
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(11)us-gaap_PaymentsOfDebtIssuanceCosts
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Call premiums related to early extinguishment of debt   (24)hun_PaymentsOfCallPremiumsRelatedToEarlyExtinguishmentOfDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(4)hun_PaymentsOfCallPremiumsRelatedToEarlyExtinguishmentOfDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(2)hun_PaymentsOfCallPremiumsRelatedToEarlyExtinguishmentOfDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Contingent consideration paid for acquisition   (6)hun_PaymentForContingentConsiderationForAcquisition
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
   
Dividends paid to parent   (97)hun_DividendsPaidToParentCompany
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(96)hun_DividendsPaidToParentCompany
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(96)hun_DividendsPaidToParentCompany
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Excess tax benefit related to stock-based compensation   1us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
1us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
4us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Other, net     4us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(3)us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Net cash provided by (used in) financing activities   1,104us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
288us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
(173)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Increase (decrease) in cash and cash equivalents   45us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
301us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
3us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Cash and cash equivalents at beginning of period   308us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
7us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
4us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Cash and cash equivalents at end of period   353us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
308us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
7us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= hun_HuntsmanInternationalParentCompanyMember
Reportable legal entities | Huntsman International | Guarantors        
Condensed consolidating statements of cash flows        
Net cash (used in) provided by operating activities   252us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
167us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
269us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Investing Activities:        
Capital expenditures   (223)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(134)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(111)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Cash received from unconsolidated affiliates   48hun_ProceedsForFundingUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
71hun_ProceedsForFundingUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
80hun_ProceedsForFundingUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Investment in affiliate   (10)hun_PaymentsToAcquireInvestmentsInAffiliatedCompanies
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(11)hun_PaymentsToAcquireInvestmentsInAffiliatedCompanies
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(62)hun_PaymentsToAcquireInvestmentsInAffiliatedCompanies
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Investment in unconsolidated affiliates   (37)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(60)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(100)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Other, net       1us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Net cash used in investing activities   (222)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(134)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(192)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Financing activities:        
Contribution from parent   11hun_ContributionsFromParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
11hun_ContributionsFromParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
14hun_ContributionsFromParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Distribution to parent   (34)hun_DistributionToParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(44)hun_DistributionToParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(87)hun_DistributionToParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Dividends paid to parent   (2)hun_DividendsPaidToParentCompany
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(2)hun_DividendsPaidToParentCompany
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(2)hun_DividendsPaidToParentCompany
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Other, net   1us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
   
Net cash provided by (used in) financing activities   (24)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(35)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(75)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Increase (decrease) in cash and cash equivalents   6us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
(2)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
2us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Cash and cash equivalents at beginning of period     2us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
 
Cash and cash equivalents at end of period   6us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
  2us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_GuarantorSubsidiariesMember
Reportable legal entities | Huntsman International | Nonguarantors        
Condensed consolidating statements of cash flows        
Net cash (used in) provided by operating activities   480us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
456us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
508us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Investing Activities:        
Capital expenditures   (293)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(285)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(278)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Cash received from unconsolidated affiliates   3hun_ProceedsForFundingUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
  2hun_ProceedsForFundingUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Investment in affiliate       48hun_PaymentsToAcquireInvestmentsInAffiliatedCompanies
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Investment in unconsolidated affiliates   (71)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(44)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(24)hun_PaymentsToFundUnconsolidatedSubsidiaryOperations
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Acquisition of businesses, net of cash acquired   78us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
  (18)us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Proceeds from sale of businesses/assets   12us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
2us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
6us-gaap_PaymentsForProceedsFromBusinessesAndInterestInAffiliates
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Other, net   (2)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
4us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(1)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Net cash used in investing activities   (273)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(323)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(265)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Financing activities:        
Net repayments under revolving loan facilities   (1)hun_ProceedsFromRepaymentsOfRevolvingLoanFacilities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(4)hun_ProceedsFromRepaymentsOfRevolvingLoanFacilities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(15)hun_ProceedsFromRepaymentsOfRevolvingLoanFacilities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Net borrowings on overdraft facilities   (5)us-gaap_ProceedsFromRepaymentsOfBankOverdrafts
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(9)us-gaap_ProceedsFromRepaymentsOfBankOverdrafts
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
2us-gaap_ProceedsFromRepaymentsOfBankOverdrafts
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Repayments of short-term debt   (8)us-gaap_RepaymentsOfShortTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(18)us-gaap_RepaymentsOfShortTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(53)us-gaap_RepaymentsOfShortTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Borrowings on short-term debt   15us-gaap_ProceedsFromShortTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
15us-gaap_ProceedsFromShortTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
 
Repayments of long-term debt   (46)us-gaap_RepaymentsOfLongTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(79)us-gaap_RepaymentsOfLongTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(69)us-gaap_RepaymentsOfLongTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Proceeds from issuance of long-term debt     1us-gaap_ProceedsFromIssuanceOfLongTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
5us-gaap_ProceedsFromIssuanceOfLongTermDebt
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Repayments of notes payable   (2)us-gaap_RepaymentsOfNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(7)us-gaap_RepaymentsOfNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(4)us-gaap_RepaymentsOfNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Borrowings on notes payable   2us-gaap_ProceedsFromNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
2us-gaap_ProceedsFromNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
1us-gaap_ProceedsFromNotesPayable
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Contribution from parent   (4)hun_ContributionsFromParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(24)hun_ContributionsFromParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
 
Distribution to parent   (1)hun_DistributionToParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
  (138)hun_DistributionToParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Dividends paid to parent       (1)hun_DividendsPaidToParentCompany
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Other, net   (2)us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(1)us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
 
Net cash provided by (used in) financing activities   (52)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(124)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(272)us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Effect of exchange rate changes on cash   (11)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(3)us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
3us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Increase (decrease) in cash and cash equivalents   144us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
6us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
(26)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Cash and cash equivalents at beginning of period   207us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
201us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
227us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Cash and cash equivalents at end of period   351us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
207us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
201us-gaap_CashAndCashEquivalentsAtCarryingValue
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ReportableLegalEntitiesMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
/ hun_LegalEntitySecondaryCategorizationAxis
= us-gaap_NonGuarantorSubsidiariesMember
Eliminations | Huntsman International        
Condensed consolidating statements of cash flows        
Net cash (used in) provided by operating activities   (3)us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(2)us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(2)us-gaap_NetCashProvidedByUsedInOperatingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Investing Activities:        
Investment in affiliate   (28)hun_PaymentsToAcquireInvestmentsInAffiliatedCompanies
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(57)hun_PaymentsToAcquireInvestmentsInAffiliatedCompanies
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(211)hun_PaymentsToAcquireInvestmentsInAffiliatedCompanies
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Other, net       (1)us-gaap_PaymentsForProceedsFromOtherInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Net cash used in investing activities   (28)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(57)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(212)us-gaap_NetCashProvidedByUsedInInvestingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Financing activities:        
Contribution from parent   (7)hun_ContributionsFromParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
13hun_ContributionsFromParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
(14)hun_ContributionsFromParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Distribution to parent   35hun_DistributionToParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
44hun_DistributionToParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
225hun_DistributionToParent
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Dividends paid to parent   2hun_DividendsPaidToParentCompany
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
2hun_DividendsPaidToParentCompany
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
3hun_DividendsPaidToParentCompany
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
Other, net   1us-gaap_ProceedsFromPaymentsForOtherFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
   
Net cash provided by (used in) financing activities   $ 31us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
$ 59us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
$ 214us-gaap_NetCashProvidedByUsedInFinancingActivities
/ us-gaap_ConsolidationItemsAxis
= us-gaap_ConsolidationEliminationsMember
/ dei_LegalEntityAxis
= us-gaap_LimitedLiabilityCompanyMember
[1] At December 31, 2014 and December 31, 2013, respectively, $46 and $39 of cash and cash equivalents, $10 and $9 of restricted cash, $41 each of accounts and notes receivable (net), $68 and $54 of inventories, $6 and $3 of other current assets, $339 and $369 of property, plant and equipment (net), $40 and $17 of intangible assets (net), $27 and $28 of other noncurrent assets, $92 and $73 of accounts payable, $37 and $32 of accrued liabilities, $172 and $183 of current portion of debt, $36 and $64 of longterm debt, and $97 and $45 of other noncurrent liabilities from consolidated variable interest entities are included in the respective Balance Sheet captions above. See “Note 7. Variable Interest Entities.”