Commitments and Contingencies (Additional Information) (Detail) - USD ($) $ in Millions			1 Months Ended			3 Months Ended
	May 22, 2019	Jun. 18, 2018	Apr. 30, 2022	Mar. 31, 2019	May 31, 2017	Mar. 31, 2023	Dec. 31, 2022	Oct. 27, 2022
Environmental Loss Contingencies [Line Items]
Environmental loss contingency accrual						$ 54	$ 55
Site contingency, percentage of cost potentially of other responsible parties						100.00%
Pending Litigation
Environmental Loss Contingencies [Line Items]
Estimated Litigation Liability								$ 70
Avient
Environmental Loss Contingencies [Line Items]
Site contingency, percentage of cost potentially of other responsible parties	100.00%
Avient | Pending Litigation
Environmental Loss Contingencies [Line Items]
Damages sought			$ 22		$ 11
Minimum
Environmental Loss Contingencies [Line Items]
Environmental exit costs, reasonably possible additional loss						$ 75
Maximum
Environmental Loss Contingencies [Line Items]
Environmental exit costs, reasonably possible additional loss						$ 135
EPA | Operation and Maintenance
Environmental Loss Contingencies [Line Items]
Environmental remediation expense		$ 107
EPA | Operation and Maintenance | Minimum
Environmental Loss Contingencies [Line Items]
Environmental exit Costs, anticipated cost		1
EPA | Operation and Maintenance | Maximum
Environmental Loss Contingencies [Line Items]
Environmental exit Costs, anticipated cost		$ 3
Antitrust Proceedings | Direct Purchasers
Environmental Loss Contingencies [Line Items]
Damages sought				$ 861
Antitrust Proceedings | Indirect Purchasers
Environmental Loss Contingencies [Line Items]
Damages sought				$ 500