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Summary of Option Outstanding and Exercisable (Details) - $ / shares
12 Months Ended
Jan. 31, 2023
Jan. 31, 2022
Equity [Abstract]    
Range of exercise price lower range limit $ 0.39  
Range of exercise price upper range limit $ 1.48  
Number Outstanding 689,000 669,000
Weighted Average Remaining Contractual Life (in years) 2 years 3 months 25 days  
Weighted Average Exercise Price $ 0.77 $ 0.66
Number Exercisable 539,000 666,500
Weighted Average Exercisable Exercise Price $ 0.57 $ 0.65