Revenue - Schedule of Revenue by Geographical Location (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Revenue	$ 983	$ 824	$ 2,766	$ 2,305
United States
Disaggregation of Revenue [Line Items]
Revenue	305	387	1,155	1,010
PRC
Disaggregation of Revenue [Line Items]
Revenue	243	206	564	525
Taiwan
Disaggregation of Revenue [Line Items]
Revenue	169	100	439	381
Republic of Korea
Disaggregation of Revenue [Line Items]
Revenue	99	50	238	157
Other countries
Disaggregation of Revenue [Line Items]
Revenue	$ 167	$ 81	$ 370	$ 232

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details