Acquisitions, Dispositions and Plant Closures (Schedule of Restructuring and Related Costs) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2024		Dec. 31, 2023	Dec. 31, 2022
Restructuring Cost and Reserve [Line Items]
One Time Termination Benefits		$ 107	[1]	$ 52	$ 6
Uentrop, Germany | Engineered Materials
Restructuring Cost and Reserve [Line Items]
One Time Termination Benefits	[2]	16
Accelerated depreciation expense(2)	[3]	36
Plant Shutdown Costs		52
Mechelen, Belgium | Engineered Materials
Restructuring Cost and Reserve [Line Items]
One Time Termination Benefits	[4]	55
Accelerated depreciation expense(2)	[5]	35
Plant Shutdown Costs		90
Restructuring and Related Cost, Expected Cost		$ 20

[1] Includes employee termination benefits related to the previously announced closure of the Company's facility in Mechelen, Belgium (Note 4) and the previously announced closure of its polymerization units in Uentrop, Germany (Note 4) for the year ended December 31, 2024, and employee termination benefits primarily related to Company-wide business optimization projects during the years ended December 31, 2024 and 2023.

[2] Included in Other (charges) gains, net in the consolidated statements of operations (Note 24).

[3] Included in Cost of sales in the consolidated statements of operations.

[4] Included in Other (charges) gains, net in the consolidated statements of operations (Note 24).

[5] Included in Cost of sales in the consolidated statements of operations.