Annual report [Section 13 and 15(d), not S-K Item 405]

Note 18 - Revenue Recognition - Disaggregation of Revenue (Details)

v3.25.4
Note 18 - Revenue Recognition - Disaggregation of Revenue (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Revenues $ 5,683 [1] $ 6,036 $ 6,111 [1]
Diversified [Member]      
Revenues 4,694 5,009 5,043
Specialty [Member]      
Revenues 975 1,009 1,029
Product and Service, Other [Member]      
Revenues 46 46 63
Operating Segments [Member]      
Revenues [2] 5,715 6,064 6,135
Operating Segments [Member] | Polyurethanes [Member]      
Revenues [2] 3,697 [1] 3,900 3,865 [1]
Operating Segments [Member] | Polyurethanes [Member] | Diversified [Member]      
Revenues 3,697 3,900 3,865
Operating Segments [Member] | Performance Products [Member]      
Revenues [2] 997 [1] 1,109 1,178 [1]
Operating Segments [Member] | Performance Products [Member] | Diversified [Member]      
Revenues 997 1,109 1,178
Operating Segments [Member] | Advanced Materials [Member]      
Revenues [2] 1,021 [1] 1,055 1,092 [1]
Operating Segments [Member] | Advanced Materials [Member] | Specialty [Member]      
Revenues 975 1,009 1,029
Operating Segments [Member] | Advanced Materials [Member] | Product and Service, Other [Member]      
Revenues 46 46 63
Corporate and Reconciling Items [Member]      
Revenues (32) [1] (28) (24) [1]
U.S. and Canada [Member]      
Revenues [1] 2,197 2,340 2,351
U.S. and Canada [Member] | Operating Segments [Member] | Polyurethanes [Member]      
Revenues [1] 1,454 1,532 1,476
U.S. and Canada [Member] | Operating Segments [Member] | Performance Products [Member]      
Revenues [1] 482 517 560
U.S. and Canada [Member] | Operating Segments [Member] | Advanced Materials [Member]      
Revenues [1] 274 297 323
U.S. and Canada [Member] | Corporate and Reconciling Items [Member]      
Revenues [1] (13) (6) (8)
Europe [Member]      
Revenues [1] 1,456 1,576 1,667
Europe [Member] | Operating Segments [Member] | Polyurethanes [Member]      
Revenues [1] 908 975 1,022
Europe [Member] | Operating Segments [Member] | Performance Products [Member]      
Revenues [1] 173 223 247
Europe [Member] | Operating Segments [Member] | Advanced Materials [Member]      
Revenues [1] 390 396 414
Europe [Member] | Corporate and Reconciling Items [Member]      
Revenues [1] (15) (18) (16)
Asia Pacific [Member]      
Revenues [1] 1,623 1,634 1,611
Asia Pacific [Member] | Operating Segments [Member] | Polyurethanes [Member]      
Revenues [1] 1,087 1,075 1,063
Asia Pacific [Member] | Operating Segments [Member] | Performance Products [Member]      
Revenues [1] 259 279 282
Asia Pacific [Member] | Operating Segments [Member] | Advanced Materials [Member]      
Revenues [1] 280 283 268
Asia Pacific [Member] | Corporate and Reconciling Items [Member]      
Revenues [1] (3) (3) (2)
Rest of World [Member]      
Revenues [1] 407 486 482
Rest of World [Member] | Operating Segments [Member] | Polyurethanes [Member]      
Revenues [1] 248 318 304
Rest of World [Member] | Operating Segments [Member] | Performance Products [Member]      
Revenues [1] 83 90 89
Rest of World [Member] | Operating Segments [Member] | Advanced Materials [Member]      
Revenues [1] 77 79 87
Rest of World [Member] | Corporate and Reconciling Items [Member]      
Revenues [1] $ (1) $ (1) $ 2
[1] Geographic information for revenues is based upon countries into which product is sold.
[2] A reconciliation of total reportable segments’ revenues to total consolidated revenues is provided in “Note 18. Revenue Recognition.”