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Discontinued Operations and Disposal Groups (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Mar. 31, 2025
Mar. 31, 2025
Jun. 30, 2024
Sep. 30, 2023
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Dec. 27, 2024
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Gain (loss) on disposition of intangible assets, net           $ (5.4)      
Proceeds from Sale of Other Assets           0.0 $ 7.2    
Payments for Commissions           1.8      
Depreciation, Discontinued Operations $ 0.0     $ 2.6   0.0 5.5    
Amortization of Intangible Assets, Discontinued Operations 0.0     1.5   0.0 3.0    
Capital Expenditure, Discontinued Operations 0.0     0.2   0.0 0.7    
Disposal Group, Including Discontinued Operation, Share-Based Payment Arrangement, Expense       1.5     3.1    
Accrued Separation Costs 8.7         8.7   $ 13.5  
Estimated Working Capital Adjustment, Net of Tax 1.3         1.3      
Proceeds from Sale of Property, Plant, and Equipment         $ 11.4        
Discontinued Operations, Held-for-Sale or Disposed of by Sale                  
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Disposal Group, Including Discontinued Operation, Revenue 0.0     71.1   0.0 136.1    
Disposal Group, Including Discontinued Operation, Costs of Goods Sold 0.0     52.4   0.0 100.7    
Disposal Group, Including Discontinued Operation, Gross Profit (Loss) 0.0     19.8   0.0 36.5    
Disposal Group, Including Discontinued Operation, Research and Development Expense 0.0     11.3   0.4 22.5    
Disposal Group, Including Discontinued Operation, General and Administrative Expense 0.0     7.4   0.4 13.6    
Disposal Group, Including Discontinued Operation, Goodwill, Impairment Loss 0.0     249.4   0.0 249.4    
Disposal Group, Including Discontinued Operation, Operating Expense 0.0     268.1   0.8 285.5    
Disposal Group, Including Discontinued Operation, Operating Income (Loss) 0.0     (248.3)   (0.8) (249.0)    
Gain (Loss) on Disposition of Business 0.0     0.0   1.6 0.0    
Gain (loss) on disposition of intangible assets, net 0.0     0.0   0.0 (5.4)    
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax 0.0     (248.3)   (2.4) (243.6)    
Discontinued Operation, Tax Effect of Discontinued Operation 0.0     15.8   (0.8) 17.0    
Discontinued Operation, Income (Loss) from Discontinued Operation During Phase-out Period, Net of Tax 0.0     (264.1)   (1.6) (260.6)    
Proceeds from Sales of Business, Affiliate and Productive Assets     $ 58.0            
Estimated Working Capital Adjustment 1.8         1.8      
Cost To Sell   $ 5.8              
Accrued Separation Costs               $ 13.5  
Disposal Group, Including Discontinued Operation, Gain (Loss) on Disposition of Property Plant Equipment $ 0.0     $ (1.1)   $ 0.0 $ (1.1)    
Discontinued Operations, Disposed of by Sale | Consumer MEMS Microphones                  
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                  
Disposal Group, Including Discontinued Operation, Consideration                 $ 63.6
Disposal Group Including Discontinued Operation, Preferred Stock Consideration                 77.2
Disposal Group, Including Discontinued Operation, Total Consideration                 141.9
Estimated Working Capital Adjustment                 $ 1.1