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Description of Business and Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Mar. 31, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Finite-Lived Intangible Assets The estimated useful lives of the Company’s intangible assets are as follows:
Patents and licenses
3 – 11 years
Computer software
3 – 5 years
Developed technology
1 – 8 years
Customer relationships
1 – 6 years
Trade names
4 years
Information related to intangible assets is as follows:
As of March 31,
Gross Carrying AmountAccumulated AmortizationNet Carrying ValueWeighted Average Remaining Life
(in millions except for years)20242023202420232024202320242023
Patents & licenses$179 $178 $144 $169 $35 $9 5.61.5
Developed technology157 155 156 151 1 4 0.11.1
Customer relationships2 2 2 2 — — — — 
Computer software329 293 214 168 115 125 2.82.7
Intangible assets subject to amortization667 628 516 490 151 138 
Intangible assets under development1 — — — 1 — — — 
Total intangible assets$668 $628 $516 $490 $152 $138 
Information regarding amortization expense for intangible assets is as follows:
Fiscal Years Ended March 31,
(in millions)202420232022
Cost of sales$6 $4 $5 
Research and development57 53 50 
Selling, general and administrative23 36 39 
Total amortization expense$86 $93 $94 
Schedule of Property and Equipment Useful Lives
Estimated useful lives of the Company’s property and equipment are as follows:
Buildings
25 years
Leasehold improvements
Shorter of 5 – 10 years or the remaining lease term
Equipment
3 – 6 years
Fixtures and motor vehicles
3 – 5 years
Information regarding property and equipment, net is as follows:
As of March 31,
(in millions)20242023
Buildings$— $75 
Leasehold improvements159 162 
Equipment388 368 
Fixtures and motor vehicles43 53 
Construction in progress16 — 
Total property and equipment, gross606 658 
Less: Accumulated depreciation(391)(473)
Total property and equipment, net$215 $185