v3.20.2
Basis of Presentation - Business Combination (Details)
Oct. 29, 2020
USD ($)
$ / shares
Oct. 31, 2020
USD ($)
Feb. 01, 2020
USD ($)
Business Acquisition [Line Items]      
Deferred debt financing costs   $ 8,195,000 $ 10,976,000
Inphi      
Business Acquisition [Line Items]      
Share price (in dollars per share) | $ / shares $ 66    
Number of common shares issued per acquiree share (in shares) 2.323    
Consideration transferred $ 10,000,000,000    
Inphi | Maximum      
Business Acquisition [Line Items]      
Termination fee 460,000,000    
Termination fee receivable 300,000,000    
Shareholder approval, termination fee 25,000,000    
Inphi | Secured Debt | Prepaid Expenses and Other Current Assets      
Business Acquisition [Line Items]      
Deferred debt financing costs 11,200,000    
Inphi | Secured Debt | Acquisition Financing      
Business Acquisition [Line Items]      
Aggregate principal amount 4,000,000,000.0    
Deferred debt financing costs 22,300,000    
Inphi | Secured Debt | Acquisition Financing | Other Noncurrent Assets      
Business Acquisition [Line Items]      
Deferred debt financing costs 11,100,000    
Inphi | Secured Debt | Bridge Loan      
Business Acquisition [Line Items]      
Aggregate principal amount 2,500,000,000    
Inphi | Secured Debt | Three Year Term Loan Facility      
Business Acquisition [Line Items]      
Aggregate principal amount $ 750,000,000    
Debt term 3 years    
Inphi | Secured Debt | Five Year Term Loan Facility      
Business Acquisition [Line Items]      
Aggregate principal amount $ 750,000,000    
Debt term 5 years