XML 76 R66.htm IDEA: XBRL DOCUMENT
v3.23.3

Note 13 - Accumulated Other Comprehensive Loss - Components and Changes in Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Balance |  | $ 3,846 |  | $ 3,990 | $ 3,840 |  | $ 4,351 |  | $ 4,540 | $ 4,559 |  | $ 3,840 |  | $ 4,559 |
Amounts reclassified from accumulated other comprehensive loss, gross |  | 12 |  |  |  |  | 12 |  |  |  |  | 83 |  | 36 |
Tax impact |  | 0 |  |  |  |  | (2) |  |  |  |  | 25 |  | (8) |
Other comprehensive (loss) income, net of tax |  | (49) |  | (40) | 127 |  | (194) |  | (105) | (12) |  | 38 |  | (311) |
Balance |  | 3,654 |  | 3,846 | 3,990 |  | 3,984 |  | 4,351 | 4,540 |  | 3,654 |  | 3,984 |
Huntsman International LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  | 3,856 |  | 4,002 | 3,852 |  | 5,119 |  | 5,014 | 4,819 |  | 3,852 |  | 4,819 |
Amounts reclassified from accumulated other comprehensive loss, gross | [1] | 12 |  |  |  |  | 12 |  |  |  |  | 83 |  | 36 |
Tax impact | [1] | 0 |  |  |  |  | (2) |  |  |  |  | 25 |  | (8) |
Other comprehensive (loss) income, net of tax |  | (49) |  | (41) | 128 |  | (194) |  | (106) | (12) |  | 38 |  | (312) |
Balance |  | 3,667 |  | 3,856 | 4,002 |  | 5,002 |  | 5,119 | 5,014 |  | 3,667 |  | 5,002 |
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | (648) | [2] |  |  |  | (420) | [3] | (648) | [2] | (420) | [3]
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (65) | [2] | (338) | [3]
Tax impact |  |  |  |  |  |  |  |  |  |  |  | (1) | [2] | 0 | [3]
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 28 | [2] | 0 | [3]
Tax impact |  |  |  |  |  |  |  |  |  |  |  | (1) | [2] | 0 | [3]
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | (39) | [2] | (338) | [3]
Balance |  | (687) | [2] |  |  |  | (758) | [3] |  |  |  | (687) | [2] | (758) | [3]
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | (653) | [5] |  |  |  | (424) | [6] | (653) | [5] | (424) | [6]
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (65) | [5] | (339) | [6]
Tax impact |  |  |  |  |  |  |  |  |  |  |  | (1) | [5] | 0 | [6]
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 28 | [5] | 0 | [6]
Tax impact |  |  |  |  |  |  |  |  |  |  |  | (1) | [5] | 0 | [6]
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | (39) | [5] | (339) | [6]
Balance |  | (692) | [5] |  |  |  | (763) | [6] |  |  |  | (692) | [5] | (763) | [6]
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | (652) | [7] |  |  |  | (810) | [8] | (652) | [7] | (810) | [8]
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (24) | [7] | 0 | [8]
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 2 | [7] | 0 | [8]
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 83 | [7] | 36 | [8]
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 25 | [7] | (8) | [8]
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | 86 | [7] | 28 | [8]
Balance |  | (566) | [7] |  |  |  | (782) | [8] |  |  |  | (566) | [7] | (782) | [8]
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | (628) | [9] |  |  |  | (786) | [10] | (628) | [9] | (786) | [10]
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (24) | [9] | 0 | [10]
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 2 | [9] | 0 | [10]
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 83 | [9] | 36 | [10]
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 25 | [9] | (8) | [10]
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | 86 | [9] | 28 | [10]
Balance |  | (542) | [9] |  |  |  | (758) | [10] |  |  |  | (542) | [9] | (758) | [10]
Accumulated Other Comprehensive Income (Loss), Unconsolidated Affiliates Including Portion Attributable to Noncontrolling Interest [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | 2 |  |  |  |  | 8 |  | 2 |  | 8 |
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (7) |  | 0 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | (7) |  | 0 |
Balance |  | (5) |  |  |  |  | 8 |  |  |  |  | (5) |  | 8 |
Accumulated Other Comprehensive Income (Loss), Unconsolidated Affiliates Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | 2 |  |  |  |  | 8 |  | 2 |  | 8 |
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (7) |  | 0 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | (7) |  | 0 |
Balance |  | (5) |  |  |  |  | 8 |  |  |  |  | (5) |  | 8 |
Accumulated Other Comprehensive Income, Other, Net, Including Portion Attributable to Noncontrolling Interest [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | 5 |  |  |  |  | 6 |  | 5 |  | 6 |
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (2) |  | (1) |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | (2) |  | (1) |
Balance |  | 3 |  |  |  |  | 5 |  |  |  |  | 3 |  | 5 |
Accumulated Other Comprehensive Income, Other, Net, Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | 1 |  |  |  |  | 2 |  | 1 |  | 2 |
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (2) |  | (1) |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | (2) |  | (1) |
Balance |  | (1) |  |  |  |  | 1 |  |  |  |  | (1) |  | 1 |
AOCI Including Portion Attributable to Noncontrolling Interest [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | (1,293) |  |  |  |  | (1,216) |  | (1,293) |  | (1,216) |
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (98) |  | (339) |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 1 |  | 0 |
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 111 |  | 36 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 24 |  | (8) |
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | 38 |  | (311) |
Balance |  | (1,255) |  |  |  |  | (1,527) |  |  |  |  | (1,255) |  | (1,527) |
AOCI Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | (1,278) |  |  |  |  | (1,200) |  | (1,278) |  | (1,200) |
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (98) |  | (340) |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 1 |  | 0 |
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 111 |  | 36 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 24 |  | (8) |
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | 38 |  | (312) |
Balance |  | (1,240) |  |  |  |  | (1,512) |  |  |  |  | (1,240) |  | (1,512) |
AOCI Attributable to Noncontrolling Interest [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | 25 |  |  |  |  | 13 |  | 25 |  | 13 |
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | 5 |  | 17 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | 5 |  | 17 |
Balance |  | 30 |  |  |  |  | 30 |  |  |  |  | 30 |  | 30 |
AOCI Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  |  |  |  | 25 |  |  |  |  | 13 |  | 25 |  | 13 |
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | 5 |  | 17 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 0 |  | 0 |
Other comprehensive (loss) income, net of tax |  |  |  |  |  |  |  |  |  |  |  | 5 |  | 17 |
Balance |  | 30 |  |  |  |  | 30 |  |  |  |  | 30 |  | 30 |
AOCI Attributable to Parent [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  | (1,175) |  | (1,143) | (1,268) |  | (1,312) |  | (1,214) | (1,203) |  | (1,268) |  | (1,203) |
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (93) |  | (322) |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 1 |  | 0 |
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 111 |  | 36 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 24 |  | (8) |
Other comprehensive (loss) income, net of tax |  | (50) |  | (32) | 125 |  | (185) |  | (98) | (11) |  | 43 |  | (294) |
Balance |  | (1,225) |  | (1,175) | (1,143) |  | (1,497) |  | (1,312) | (1,214) |  | (1,225) |  | (1,497) |
AOCI Attributable to Parent [Member] | Huntsman International LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance |  | (1,160) |  | (1,127) | (1,253) |  | (1,297) |  | (1,198) | (1,187) |  | (1,253) |  | (1,187) |
Other comprehensive loss before reclassifications, gross |  |  |  |  |  |  |  |  |  |  |  | (93) |  | (323) |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 1 |  | 0 |
Amounts reclassified from accumulated other comprehensive loss, gross | [4] |  |  |  |  |  |  |  |  |  |  | 111 |  | 36 |
Tax impact |  |  |  |  |  |  |  |  |  |  |  | 24 |  | (8) |
Other comprehensive (loss) income, net of tax |  | (50) |  | (33) | 126 |  | (185) |  | (99) | (11) |  | 43 |  | (295) |
Balance |  | $ (1,210) |  | $ (1,160) | $ (1,127) |  | $ (1,482) |  | $ (1,297) | $ (1,198) |  | $ (1,210) |  | $ (1,482) |
[1] | Pension and other postretirement benefits amounts in parentheses indicate credits on our condensed consolidated statements of operations.
[2] | Amounts are net of tax of $57 million and $55 million as of September 30, 2023 and January 1, 2023, respectively.
[3] | Amounts are net of tax of $56 million as of both September 30, 2022 and January 1, 2022.
[4] | See table below for details about these reclassifications.
[5] | Amounts are net of tax of $44 million and $42 million as of September 30, 2023 and January 1, 2023, respectively.
[6] | Amounts are net of tax of $43 million for both September 30, 2022 and January 1, 2022.
[7] | Amounts are net of tax of $58 million and $31 million as of September 30, 2023 and January 1, 2023, respectively.
[8] | Amounts are net of tax of $73 million and $81 million as of September 30, 2022 and January 1, 2022, respectively.
[9] | Amounts are net of tax of $82 million and $55 million as of September 30, 2023 and January 1, 2023, respectively.
[10] | Amounts are net of tax of $97 million and $105 million as of September 30, 2022 and January 1, 2022, respectively.

X
- Definition Amount before tax and reclassification adjustments of other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-14A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482765/220-10-50-5 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481674/830-30-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481694/830-30-45-17 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 20 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481694/830-30-45-20 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482765/220-10-50-4 + Details
Name: | us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of tax expense (benefit) allocated to other comprehensive income (loss) before reclassification adjustment from accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 12 -SubTopic 10 -Topic 220 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-12 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482765/220-10-50-4 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 + Details
Name: | us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 10 -Topic 505 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481112/505-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481674/830-30-50-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481694/830-30-45-17 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482765/220-10-50-4 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482765/220-10-50-5 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481694/830-30-45-20 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(21)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(23)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483589/942-220-S99-1 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-1B Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 55 -Paragraph 15 -SubTopic 10 -Topic 220 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482739/220-10-55-15 Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-1A + Details
Name: | us-gaap_OtherComprehensiveIncomeLossNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount before tax of reclassification adjustments of other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-14A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482765/220-10-50-5 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481674/830-30-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481694/830-30-45-17 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 20 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481694/830-30-45-20 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482765/220-10-50-4 + Details
Name: | us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 12 -SubTopic 10 -Topic 220 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-12 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482765/220-10-50-4 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 17A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-17A + Details
Name: | us-gaap_ReclassificationFromAociCurrentPeriodTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of equity (deficit) attributable to parent and noncontrolling interest. Excludes temporary equity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 24 -Publisher FASB -URI https://asc.fasb.org//1943274/2147483421/250-10-45-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 23 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483421/250-10-45-23 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 5 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483421/250-10-45-5 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 10 -Name Accounting Standards Codification -Section 65 -Paragraph 5 -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479654/326-10-65-5 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 20 -Name Accounting Standards Codification -Section 65 -Paragraph 6 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480528/815-20-65-6 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 20 -Name Accounting Standards Codification -Section 65 -Paragraph 6 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480528/815-20-65-6 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 20 -Name Accounting Standards Codification -Section 65 -Paragraph 6 -Subparagraph (h)(1)(i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480528/815-20-65-6 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 20 -Name Accounting Standards Codification -Section 65 -Paragraph 6 -Subparagraph (h)(1)(iii) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480528/815-20-65-6 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 20 -Name Accounting Standards Codification -Section 65 -Paragraph 6 -Subparagraph (h)(1)(iv) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480528/815-20-65-6 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 20 -Name Accounting Standards Codification -Section 65 -Paragraph 6 -Subparagraph (i)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480528/815-20-65-6 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Topic 848 -SubTopic 10 -Name Accounting Standards Codification -Section 65 -Paragraph 2 -Subparagraph (a)(3)(iii)(03) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483550/848-10-65-2 Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Topic 105 -SubTopic 10 -Name Accounting Standards Codification -Section 65 -Paragraph 6 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479343/105-10-65-6 Reference 13: http://www.xbrl.org/2003/role/disclosureRef -Topic 105 -SubTopic 10 -Name Accounting Standards Codification -Section 65 -Paragraph 6 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479343/105-10-65-6 Reference 14: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 65 -Paragraph 2 -Subparagraph (f)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480016/944-40-65-2 Reference 15: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 40 -Name Accounting Standards Codification -Section 65 -Paragraph 2 -Subparagraph (f)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480016/944-40-65-2 Reference 16: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 65 -Paragraph 8 -Subparagraph (d)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482615/740-10-65-8 Reference 17: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 65 -Paragraph 8 -Subparagraph (d)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482615/740-10-65-8 Reference 18: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 10 -Name Accounting Standards Codification -Section 65 -Paragraph 4 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479654/326-10-65-4 Reference 19: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 65 -Paragraph 15 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480336/718-10-65-15 Reference 20: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 65 -Paragraph 15 -Subparagraph (f)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480336/718-10-65-15 Reference 21: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 65 -Paragraph 15 -Subparagraph (f)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480336/718-10-65-15 Reference 22: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483443/250-10-50-1 Reference 23: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 40 -Name Accounting Standards Codification -Section 65 -Paragraph 1 -Subparagraph (e)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480175/815-40-65-1 Reference 24: http://www.xbrl.org/2003/role/disclosureRef -Topic 250 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 7 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483443/250-10-50-7 Reference 25: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482765/220-10-50-5 Reference 26: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481674/830-30-50-1 Reference 27: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 17 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481694/830-30-45-17 Reference 28: http://www.xbrl.org/2003/role/disclosureRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 20 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481694/830-30-45-20 Reference 29: http://www.xbrl.org/2003/role/exampleRef -Topic 946 -SubTopic 830 -Name Accounting Standards Codification -Section 55 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480167/946-830-55-11 Reference 30: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 205 -Name Accounting Standards Codification -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480767/946-205-45-3 Reference 31: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481004/946-505-50-3 Reference 32: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-04(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479617/946-210-S99-1 Reference 33: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.6-05(4)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479617/946-210-S99-2 Reference 34: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-09(4)(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-3 Reference 35: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-09(6)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-3 Reference 36: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-09(7)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-3 Reference 37: http://www.xbrl.org/2003/role/disclosureRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480008/505-10-S99-1 Reference 38: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(g)(1)(ii)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 Reference 39: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 323 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481687/323-10-50-3 Reference 40: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 28 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-28 Reference 41: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 15 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481231/810-10-45-15 Reference 42: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 16 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481231/810-10-45-16 Reference 43: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4I -Publisher FASB -URI https://asc.fasb.org//1943274/2147481175/810-10-55-4I + Details
Name: | us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | dei_LegalEntityAxis=hun_HuntsmanInternationalLLCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=hun_AccumulatedOtherComprehensiveIncomeLossUnconsolidatedAffiliatesIncludingPortionAttributableToNoncontrollingInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=hun_AccumulatedOtherComprehensiveIncomeOtherNetIncludingPortionAttributableToNoncontrollingInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AociIncludingPortionAttributableToNoncontrollingInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AociAttributableToNoncontrollingInterestMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AccumulatedOtherComprehensiveIncomeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |