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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Concentration Risk Accounts Receivable (Details) - Customer Concentration Risk
12 Months Ended
Jan. 31, 2026
Jan. 31, 2025
Jan. 31, 2024
Accounts Receivable | Channel partner A      
Concentration Risk [Line Items]      
Percentage of accounts receivable 21.00% 10.00%  
Accounts Receivable | Channel partner B      
Concentration Risk [Line Items]      
Percentage of accounts receivable 14.00% 15.00%  
Accounts Receivable | Channel partner C      
Concentration Risk [Line Items]      
Percentage of accounts receivable   14.00%  
Revenue from Contract with Customer Benchmark | Channel partner A      
Concentration Risk [Line Items]      
Percentage of accounts receivable 18.00% 20.00% 19.00%
Revenue from Contract with Customer Benchmark | Channel partner B      
Concentration Risk [Line Items]      
Percentage of accounts receivable 12.00% 10.00%