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Goodwill and Other Intangible Assets - Future Estimated Amortization Expense Related to Amortizable Intangible Assets (Detail) - USD ($)
$ in Thousands
Apr. 30, 2021
Jan. 31, 2021
For fiscal years ending January 31    
2022 $ 896  
2023 1,125  
2024 989  
2025 795  
2026 658  
Thereafter 1,874  
Net Carrying Amount $ 6,337 $ 6,750