Investment In and Advances to Non-Consolidated Affiliates and Related Party Transactions - Summary of Results of Operations (Details) - USD ($) $ in Millions	3 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Schedule of Equity Method Investments [Line Items]
Income tax provision	$ 60	$ 54
Net income	150	156
Equity Method Investments
Schedule of Equity Method Investments [Line Items]
Net sales	399	396
Costs and expenses related to net sales	386	381
Income tax provision	3	4
Net income	10	11
Purchases of tolling services from Alunorf	$ 75	$ 77