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Business Acquisitions - Schedule of Purchased Intangible Assets, Microsemi (Details) - Microsemi Corporation
$ in Millions
May 29, 2018
USD ($)
Business Acquisition [Line Items]  
Useful life (in years) 13 years
Purchased intangible assets $ 5,634.5
Core and developed technology  
Business Acquisition [Line Items]  
Useful life (in years) 15 years
Purchased intangible assets $ 4,569.1
Customer-related  
Business Acquisition [Line Items]  
Useful life (in years) 12 years
Purchased intangible assets $ 200.2
Backlog  
Business Acquisition [Line Items]  
Useful life (in years) 1 year
Purchased intangible assets $ 12.3
Other  
Business Acquisition [Line Items]  
Useful life (in years) 4 years
Purchased intangible assets $ 5.8
In-process research and development  
Business Acquisition [Line Items]  
In-process research and development $ 847.1