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Goodwill and Intangible Assets, Net - Future Amortization (Details) - USD ($)
$ in Thousands
Jan. 31, 2021
Jan. 31, 2020
Finite-Lived Intangible Assets, Amortization Expense, Maturity Schedule [Abstract]    
2022 $ 24,282  
2023 19,906  
2024 18,575  
2025 17,998  
2026 12,388  
Thereafter 28,099  
Acquisition-related intangibles, net, excluding cumulative translation adjustment $ 121,248 $ 55,866