v3.20.2
Business Combinations - Purchase Price Allocation (Details) - USD ($)
$ in Thousands
9 Months Ended
Oct. 30, 2020
Oct. 31, 2020
Feb. 01, 2020
Nov. 05, 2019
Business Acquisition [Line Items]        
Measurement Period Adjustments, Other non-current assets $ 1,049      
Goodwill   $ 5,336,356 $ 5,337,405  
Measurement Period Adjustments, Goodwill (1,049)      
Measurement Period Adjustments, Total merger consideration $ 0      
Avera        
Business Acquisition [Line Items]        
Inventories       $ 106,465
Prepaid expenses and other current assets       17,495
Property and equipment, net       25,677
Acquired intangible assets, net       379,000
Other non-current assets       6,870
Goodwill       129,392
Accrued liabilities       (64,155)
Deferred tax liabilities       (6,594)
Other non-current liabilities       (650)
Total merger consideration       $ 593,500
Aquantia        
Business Acquisition [Line Items]        
Cash and short term investments   27,914 27,914  
Inventories   33,900 33,900  
Acquired intangible assets, net   193,000 193,000  
Other non-current assets   36,172 35,123  
Goodwill   226,545 227,594  
Accrued liabilities   (21,813) (21,813)  
Other, net   6,471 6,471  
Total merger consideration   $ 502,189 $ 502,189