Quarterly report [Sections 13 or 15(d)]

Note 15 - Accumulated Other Comprehensive Loss - Components and Changes in Accumulated Other Comprehensive Loss (Details)

v3.25.1
Note 15 - Accumulated Other Comprehensive Loss - Components and Changes in Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Balance $ 3,163 $ 3,478
Other comprehensive income (loss), net of tax 33 (23)
Balance 3,171 3,394
Huntsman International LLC [Member]    
Balance 3,170 3,491
Other comprehensive income (loss), net of tax 33 (23)
Balance 3,173 3,403
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member]    
Balance (675) [1] (614) [2]
Other comprehensive income (loss) before reclassifications, gross 32 [1] (36) [2]
Tax impact 3 [1] 0 [2]
Amounts reclassified from accumulated other comprehensive loss, gross [3] 0 [1] 0 [2]
Tax impact 0 [1] 0 [2]
Other comprehensive income (loss), net of tax 35 [1] (36) [2]
Balance (640) [1] (650) [2]
Accumulated Foreign Currency Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member]    
Balance (680) [4] (619) [5]
Other comprehensive income (loss) before reclassifications, gross 32 [4] (36) [5]
Tax impact 3 [4] 0 [5]
Amounts reclassified from accumulated other comprehensive loss, gross [3] 0 [4] 0 [5]
Tax impact 0 [4] 0 [5]
Other comprehensive income (loss), net of tax 35 [4] (36) [5]
Balance (645) [4] (655) [5]
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member]    
Balance (552) [6] (656) [7]
Other comprehensive income (loss) before reclassifications, gross (12) [6] 2 [7]
Tax impact 0 [6] 0 [7]
Amounts reclassified from accumulated other comprehensive loss, gross [3],[8],[9] 4 [6] 6 [7]
Tax impact [8],[9] 0 [6] 0 [7]
Other comprehensive income (loss), net of tax (8) [6] 8 [7]
Balance (560) [6] (648) [7]
Accumulated Defined Benefit Plans Adjustment Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member]    
Balance (528) [10] (632) [11]
Other comprehensive income (loss) before reclassifications, gross (12) [10] 2 [11]
Tax impact 0 [10] 0 [11]
Amounts reclassified from accumulated other comprehensive loss, gross [3],[8],[9] 4 [10] 6 [11]
Tax impact [8],[9] 0 [10] 0 [11]
Other comprehensive income (loss), net of tax (8) [10] 8 [11]
Balance (536) [10] (624) [11]
Accumulated Other Comprehensive Income, Other, Net, Including Portion Attributable to Noncontrolling Interest [Member]    
Balance 0 (3)
Other comprehensive income (loss) before reclassifications, gross 6 5
Tax impact 0 0
Amounts reclassified from accumulated other comprehensive loss, gross [3] 0 0
Tax impact 0 0
Other comprehensive income (loss), net of tax 6 5
Balance 6 2
Accumulated Other Comprehensive Income, Other, Net, Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member]    
Balance (4) (7)
Other comprehensive income (loss) before reclassifications, gross 6 5
Tax impact 0 0
Amounts reclassified from accumulated other comprehensive loss, gross [3] 0 0
Tax impact 0 0
Other comprehensive income (loss), net of tax 6 5
Balance 2 (2)
Accumulated Other Comprehensive Income (Loss), Unconsolidated Affiliates Including Portion Attributable to Noncontrolling Interest [Member]    
Balance (1,227) (1,273)
Other comprehensive income (loss) before reclassifications, gross 26 (29)
Tax impact 3 0
Amounts reclassified from accumulated other comprehensive loss, gross [3] 4 6
Tax impact 0 0
Other comprehensive income (loss), net of tax 33 (23)
Balance (1,194) (1,296)
Accumulated Other Comprehensive Income (Loss), Unconsolidated Affiliates Including Portion Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member]    
Balance (1,212) (1,258)
Other comprehensive income (loss) before reclassifications, gross 26 (29)
Tax impact 3 0
Amounts reclassified from accumulated other comprehensive loss, gross [3] 4 6
Tax impact 0 0
Other comprehensive income (loss), net of tax 33 (23)
Balance (1,179) (1,281)
AOCI Attributable to Noncontrolling Interest [Member]    
Balance 27 28
Other comprehensive income (loss) before reclassifications, gross 0 (1)
Tax impact 0 0
Amounts reclassified from accumulated other comprehensive loss, gross [3] 0 0
Tax impact 0 0
Other comprehensive income (loss), net of tax 0 (1)
Balance 27 27
AOCI Attributable to Noncontrolling Interest [Member] | Huntsman International LLC [Member]    
Balance 27 28
Other comprehensive income (loss) before reclassifications, gross 0 (1)
Tax impact 0 0
Amounts reclassified from accumulated other comprehensive loss, gross [3] 0 0
Tax impact 0 0
Other comprehensive income (loss), net of tax 0 (1)
Balance 27 27
AOCI Attributable to Parent [Member]    
Balance (1,200) (1,245)
Other comprehensive income (loss) before reclassifications, gross 26 (30)
Tax impact 3 0
Amounts reclassified from accumulated other comprehensive loss, gross [3] 4 6
Tax impact 0 0
Other comprehensive income (loss), net of tax 33 (24)
Balance (1,167) (1,269)
AOCI Attributable to Parent [Member] | Huntsman International LLC [Member]    
Balance (1,185) (1,230)
Other comprehensive income (loss) before reclassifications, gross 26 (30)
Tax impact 3 0
Amounts reclassified from accumulated other comprehensive loss, gross [3] 4 6
Tax impact 0 0
Other comprehensive income (loss), net of tax 33 (24)
Balance $ (1,152) $ (1,254)
[1] Amounts are net of tax of $57 million and $60 million as of March 31, 2025 and January 1, 2025, respectively.
[2] Amounts are net of tax of $56 million as of both March 31, 2024 and January 1, 2024.
[3] See table below for details about these reclassifications.
[4] Amounts are net of tax of $44 million and $47 million as of March 31, 2025 and January 1, 2025, respectively.
[5] Amounts are net of tax of $43 million as of both March 31, 2024 and January 1, 2024.
[6] Amounts are net of tax of $61 million as of both March 31, 2025 and January 1, 2025.
[7] Amounts are net of tax of $67 million as of both March 31, 2024 and January 1, 2024.
[8] Details of amounts reclassified from accumulated other comprehensive loss relate only to pension and other postretirement benefits.
[9] These accumulated other comprehensive loss components are included in the computation of net periodic pension costs. See “Note 13. Employee Benefit Plans.”
[10] Amounts are net of tax of $85 million as of both March 31, 2025 and January 1, 2025, respectively.
[11] Amounts are net of tax of $91 million as of both March 31, 2024 and January 1, 2024.