v3.24.0.1
Discontinued Operations - Summary of Components of Net Loss Discontinued Operations (Detail) - USD ($)
$ in Millions
12 Months Ended 15 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2024
Operating expenses:        
Loss on classification as held for sale $ (177.0)      
Income tax (expense) benefit 184.0 $ (1.9) $ 32.6  
Discontinued Operations [Member]        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]        
Net sales 1,210.2 1,703.4 1,849.4  
Cost of sales 1,060.2 1,493.3 1,604.5  
Gross profit 150.0 210.1 244.9  
Operating expenses:        
Selling, general and administrative 100.7 94.2 150.9  
Research and development 98.3 113.8 118.2  
Amortization of purchased intangible assets 83.4 103.0 103.0  
Restructuring costs (credits), net 6.0 (0.1) 6.8  
Asset impairments 469.2 0.0 13.7  
Total operating expenses 757.6 310.9 392.6  
Operating loss (607.6) (100.8) (147.7)  
Other income, net 1.0 0.5 2.5  
Loss from discontinued operations before income taxes (606.6) (100.3) (145.2)  
Loss on classification as held for sale (177.0) 0.0 0.0 $ (177.0)
Income tax (expense) benefit 184.0 (1.9) 32.6  
Loss from discontinued operations, net of income taxes $ (599.6) $ (102.2) $ (112.6)