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Leases - Maturities of operating lease liabilities (Details) - USD ($)
$ in Thousands
Jul. 31, 2023
Jan. 31, 2023
Leases    
Remainder of 2024 $ 3,410  
2025 1,979  
2026 742  
2027 222  
2028 74  
2029 and thereafter 34  
Total lease payments 6,461  
Less: imputed interest (307)  
Total lease obligations 6,154  
Current 3,177 $ 3,397
Long-term $ 2,977 $ 3,923