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Goodwill and Intangible Assets - Schedule of Future Amortization Expense (Details) - USD ($)
$ in Thousands
Oct. 25, 2020
Jan. 26, 2020
Goodwill and Intangible Assets Disclosure [Abstract]    
Fiscal year 2021 (remaining three months) $ 1,608  
Fiscal year 2022 4,942  
Fiscal year 2023 4,002  
Fiscal year 2024 1,676  
Fiscal year 2025 288  
Thereafter 838  
Total expected amortization expense $ 13,354 $ 20,012