v3.22.0.1
Amortizable Intangible Assets (Details) - USD ($)
$ in Millions
12 Months Ended
Jan. 30, 2022
Jan. 31, 2021
Jan. 26, 2020
Apr. 27, 2020
Finite-Lived Intangible Assets [Line Items]        
Gross Carrying Amount $ 4,135 $ 3,986    
Accumulated Amortization (1,796) (1,249)    
Net  Carrying Amount 2,339 2,737    
Amortization expense 563 612 $ 25  
Future amortization expense associated with intangible assets        
Fiscal 2023 585      
Fiscal 2024 461      
Fiscal 2025 405      
Fiscal 2026 121      
Fiscal 2027 16      
Fiscal 2028 and thereafter 121      
Mellanox Technologies, Ltd        
Finite-Lived Intangible Assets [Line Items]        
IPR&D 630     $ 630
Acquisition-related intangible assets        
Finite-Lived Intangible Assets [Line Items]        
Gross Carrying Amount 3,418 3,280    
Accumulated Amortization (1,304) (774)    
Net  Carrying Amount 2,114 2,506    
Patents and licensed technology        
Finite-Lived Intangible Assets [Line Items]        
Gross Carrying Amount 717 706    
Accumulated Amortization (492) (475)    
Net  Carrying Amount $ 225 $ 231