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Intangible Assets, Net
 12 Months Ended
Mar. 31, 2026
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets, Net
7 - Intangible Assets, Net
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)20262025202620252026202520262025
Patents & licenses$45 $146 $23 $117 $22 $29 4.35.0
Developed technology104 139 104 139 — — — — 
Internal-use software 450 356 255 234 195 122 2.92.1
Intangible assets subject to amortization599 641 382 490 217 151 
Intangible assets under development13 — — — 13 — — — 
Total intangible assets$612 $641 $382 $490 $230 $151 
Information regarding amortization expense for intangible assets is as follows:
Fiscal Years Ended March 31,
(in millions)202620252024
Cost of sales$2 $2 $6 
Research and development79 64 57 
Selling, general and administrative18 21 23 
Total amortization expense$99 $87 $86 
The Company capitalized $173.6 million, $86.2 million and $68.8 million, and amortized $92.3 million, $79.8 million and $73.7 million of internal-use software in the fiscal years ended March 31, 2026, 2025 and 2024, respectively.
Estimated future amortization of intangible assets subject to amortization is as follows:
(in millions)As of March 31, 2026
2027$98 
202851 
202933 
203031 
2031 and thereafter4 
Total future amortization expense$217