Business Combinations, Goodwill and Intangible Assets - Additional Information (Details) - USD ($)		12 Months Ended
	Mar. 31, 2021	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Finite Lived Intangible Assets [Line Items]
Goodwill impairment		$ 0	$ 20,500,000
Impairment of intangible assets			$ 3,100,000
Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration]			Other Operating Income (Expense), Net
Impairment associated with intangible assets		0		$ 0
Amortization of definite-lived intangible assets		$ 5,300,000	$ 9,300,000	$ 9,000,000.0
Warrick acquisition	$ 20,500,000
Alcoa Warrick LLC [Member]
Finite Lived Intangible Assets [Line Items]
Business combination, final purchase consideration	$ 609,200,000