Commitments and Contingencies (Additional Information) (Detail) - USD ($) $ in Millions			1 Months Ended		3 Months Ended
	May 22, 2019	Jun. 18, 2018	Apr. 30, 2022	May 31, 2017	Mar. 31, 2022	Dec. 31, 2021
Environmental Loss Contingencies [Line Items]
Environmental Loss contingency accrual					$ 57	$ 56
Site Contingency, Percentage of Cost Potentially of Other Responsible Parties [Line Items]					100.00%
Avient
Environmental Loss Contingencies [Line Items]
Site Contingency, Percentage of Cost Potentially of Other Responsible Parties [Line Items]	100.00%
Avient | Pending Litigation
Environmental Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value				$ 11
Avient | Pending Litigation | Subsequent Event
Environmental Loss Contingencies [Line Items]
Loss Contingency, Damages Sought, Value			$ 22
Minimum
Environmental Loss Contingencies [Line Items]
Environmental Exit Costs, Reasonably Possible Additional Loss					$ 65
Maximum
Environmental Loss Contingencies [Line Items]
Environmental Exit Costs, Reasonably Possible Additional Loss					130
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