v3.26.1
Other Financial Statement Details - Property, Plant and Equipment (Details) - USD ($)
$ in Millions
 3 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Mar. 31, 2026
Property, Plant, and Equipment [Line Items]      
Total property, plant and equipment, gross $ 3,723.9   $ 3,710.5
Less: accumulated depreciation and amortization 2,639.5   2,603.8
Total property, plant and equipment, net 1,084.4   1,106.7
Depreciation expense 37.8 $ 39.5  
Land      
Property, Plant, and Equipment [Line Items]      
Total property, plant and equipment, gross 99.7   99.7
Building and building improvements      
Property, Plant, and Equipment [Line Items]      
Total property, plant and equipment, gross 712.6   711.0
Machinery and equipment      
Property, Plant, and Equipment [Line Items]      
Total property, plant and equipment, gross 2,487.1   2,470.3
Projects in process      
Property, Plant, and Equipment [Line Items]      
Total property, plant and equipment, gross $ 424.5   $ 429.5