v3.26.3
Acquisitions - Allocation of Purchase Price (Details) - USD ($)
$ in Millions
Oct. 16, 2025
Jan. 28, 2025
Oct. 03, 2026
Jul. 09, 2026
Jun. 27, 2026
Business Combination [Line Items]          
Goodwill     $ 705.3   $ 700.7
Direct Optical Research Company          
Business Combination [Line Items]          
Accounts receivable, net       $ 0.1  
Inventory, net       0.2  
Goodwill       4.5  
Identified intangible assets acquired       13.4  
Total purchase consideration       $ 18.2  
Spirent Communications PLC          
Business Combination [Line Items]          
Inventory, net     7.7    
Prepayments and other current assets     1.0    
Property, plant and equipment, net     2.9    
Goodwill $ 111.3   111.5    
Identified intangible assets acquired     314.2    
Other non-current assets     1.7    
Deferred revenue     (25.6)    
Accrued payroll and related expenses     (0.8)    
Other current liabilities     (3.9)    
Other non-current liabilities     (9.4)    
Total purchase consideration     $ 399.3    
Measurement period adjustment 0.2        
Long-term deferred revenue $ 8.2        
Inertial Labs, LLC          
Business Combination [Line Items]          
Cash and cash equivalents   $ 16.5      
Accounts receivable, net   8.1      
Inventory, net   26.0      
Prepayments and other current assets   1.1      
Property, plant and equipment, net   1.9      
Goodwill   129.7      
Goodwill   130.3      
Identified intangible assets acquired   117.6      
Other non-current assets   1.9      
Deferred revenue   (0.3)      
Accounts payable   (1.4)      
Accrued payroll and related expenses   (0.5)      
Accrued expenses   (3.5)      
Other non-current liabilities   (27.1)      
Total purchase consideration   270.6      
Measurement period adjustment   0.6      
Deferred tax liability   25.0      
Uncertain tax positions   $ 0.9