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Revenue Recognition - Disaggregation of net sales (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | $ 2,648 |  | $ 2,723 |  | $ 7,910 |  | $ 8,371 |
Engineered Materials |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | 1,481 |  | 1,528 |  | 4,326 |  | 4,743 |
Acetyl Chain |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales | [1] | 1,167 |  | 1,195 |  | 3,584 |  | 3,628 |
Intersegment Eliminations |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | (23) | [2] | (25) | [2] | (69) | [3] | (75) | [3]
Intersegment Eliminations | Acetyl Chain |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | 23 |  | 25 |  | 69 |  | 75 |
North America | Engineered Materials |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | 419 |  | 449 |  | 1,211 |  | 1,399 |
North America | Acetyl Chain |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | 374 |  | 366 |  | 1,152 |  | 1,092 |
Europe and Africa | Engineered Materials |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | 414 |  | 462 |  | 1,313 |  | 1,541 |
Europe and Africa | Acetyl Chain |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | 406 |  | 395 |  | 1,250 |  | 1,292 |
Asia-Pacific | Engineered Materials |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | 610 |  | 580 |  | 1,693 |  | 1,682 |
Asia-Pacific | Acetyl Chain |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | 355 |  | 406 |  | 1,095 |  | 1,152 |
South America | Engineered Materials |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | 38 |  | 37 |  | 109 |  | 121 |
South America | Acetyl Chain |  |  |  |  |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |  |  |  |  |
Net sales |  | $ 32 |  | $ 28 |  | $ 87 |  | $ 92 |
[1] | Excludes intersegment sales of $23 million and $25 million for the three months ended September 30, 2024 and 2023, respectively. Excludes intersegment sales of $69 million and $75 million for the nine months ended September 30, 2024 and 2023, respectively.
[2] | Includes intersegment sales primarily related to the Acetyl Chain.
[3] | Includes intersegment sales primarily related to the Acetyl Chain.

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