v3.26.1
Segment Information - Net Sales and Gross Profit (Details) - USD ($)
$ in Millions
 3 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Segment reporting information [Line Items]    
Net sales $ 1,484.7 $ 1,075.5
Cost of sales 545.8 498.8
Gross profit 938.9 576.7
Semiconductor products    
Segment reporting information [Line Items]    
Net sales 1,442.1 1,042.5
Cost of sales 545.8 498.8
Gross profit 896.3 543.7
Technology licensing    
Segment reporting information [Line Items]    
Net sales 42.6 33.0
Cost of sales 0.0 0.0
Gross profit $ 42.6 $ 33.0