Investment in and Advances to Non-Consolidated Affiliates and Related Party Transactions - Assets, Liabilities and Equity of Equity Method Affiliates (Details) - USD ($) $ in Millions	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2021
Schedule of Equity Method Investments [Line Items]
Assets, Current	$ 5,943	$ 6,460
Total assets	14,628	14,364
Liabilities, Current	4,835	4,899
Liabilities	10,818	10,910
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	3,810	3,454	$ 2,509	$ 1,886
Liabilities and Equity	14,628	14,364
Equity Method Investments
Schedule of Equity Method Investments [Line Items]
Assets, Current	561	555
Assets, Noncurrent	825	798
Total assets	1,386	1,353
Liabilities, Current	292	299
Liabilities, Noncurrent	258	316
Liabilities	550	615
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	836	738
Liabilities and Equity	$ 1,386	$ 1,353