Balance Sheet Components (Tables)

12 Months Ended

Mar. 31, 2026

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consist of:

	As of
(in millions)	March 31, 2026		March 31, 2025
Research and development tax credit receivables	$	120	$	103
Prepayments	169		107
Other receivables	69		46
Total prepaid expenses and other current assets	$	358	$	256

Schedule of Accrued Compensation and Benefits

Accrued compensation and benefits consist of:

	As of
(in millions)	March 31, 2026		March 31, 2025
Accrued bonus, commissions, and cash awards	$	26	$	24
Accrued vacation and sabbatical	114		99
Accrued salaries and fringe benefits	7		12
Employee Stock Purchase Plan liability	7		5
Total accrued compensation and benefits	$	154	$	140

Schedule of Other Current Liabilities

Other current liabilities consist of:

	As of
(in millions)	March 31, 2026		March 31, 2025
Employee related payroll taxes and payables (1)	$	119	$	200
Accrued expenses and fees	145		99
Electronic design automation liabilities	78		47
Trade payables (including payables to related parties of $20 and $11 as of March 31, 2026 and 2025, respectively)	80		63
Customer deposits	—		7
Finance lease liabilities	25		10
Total other current liabilities	$	447	$	426

(1)    Employee related payroll taxes and payables are primarily related to vested RSUs during the three months ended March 31, 2026 and 2025, respectively, which will be or were, as applicable, paid in the subsequent quarter.

Schedule of Other Noncurrent Liabilities

Other non-current liabilities consist of:

	As of
(in millions)	March 31, 2026		March 31, 2025
Electronic design automation liabilities	$	97	$	40
Other non-current liabilities	64		39
Total other non-current liabilities	$	161	$	79