Income Taxes - Schedule of Income from Continuing Operations Before Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2017
Income from continuing operations before income taxes
U.S.	$ 1,512	$ 1,175	$ 5,772
Foreign	(902)	(936)	1,119
Income from Continuing Operations Before Income Taxes	$ 610	$ 239	$ 6,891

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

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Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

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