v3.25.1
Share capital, Assumptions Used in Determining Fair Value of Stock Options (FY) (Details) - Option [Member]
6 Months Ended 12 Months Ended
Jan. 31, 2025
USD ($)
Jan. 31, 2024
USD ($)
Jul. 31, 2024
USD ($)
Jul. 31, 2023
USD ($)
Jul. 31, 2024
$ / shares
Jul. 31, 2023
$ / shares
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions and Methodology [Abstract]            
Share-based payments | $ $ 47,191 $ 434,605        
DevvStream Holdings, Inc. [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions and Methodology [Abstract]            
Risk-free interest rate , minimum     2.93%      
Risk-free interest rate , maximum     3.70%      
Expected volatility     150.00%      
Fair value of underlying share (in dollars per share)           $ 0.6
Exercise price (in dollars per share)           $ 0.8
Dividend yield     0.00%      
Share-based payments | $     $ 692,740 $ 778,742    
DevvStream Holdings, Inc. [Member] | Minimum [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions and Methodology [Abstract]            
Expected life (years)     5 years      
DevvStream Holdings, Inc. [Member] | Maximum [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions and Methodology [Abstract]            
Fair value of underlying share (in dollars per share)         $ 1.18  
Exercise price (in dollars per share)         $ 1.18  
Expected life (years)     10 years