Revenue - Schedule of Revenue by Geographical Location (Details) - USD ($) $ in Millions	3 Months Ended
Jun. 30, 2025	Jun. 30, 2024
Disaggregation of Revenue [Line Items]
Revenue	$ 1,053	$ 939
United States
Disaggregation of Revenue [Line Items]
Revenue	382	558
PRC
Disaggregation of Revenue [Line Items]
Revenue	209	128
Japan
Disaggregation of Revenue [Line Items]
Revenue	154	40
Taiwan
Disaggregation of Revenue [Line Items]
Revenue	146	115
Republic of Korea
Disaggregation of Revenue [Line Items]
Revenue	69	63
Other countries
Disaggregation of Revenue [Line Items]
Revenue	$ 93	$ 35

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.

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- Definition

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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