v3.20.1
Employee Benefit Plans - Cavium 2016 EIP (Details) - Cavium 2016 EIP
12 Months Ended
Feb. 01, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award vesting period 4 years
Minimum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award expiration period 7 years
Maximum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award expiration period 10 years