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Schedule of significant accounting policies - fair values of financial assets of the company (Details) - USD ($)
Feb. 29, 2024
Feb. 28, 2023
Platform Operator, Crypto Asset [Line Items]    
Marketable Securities $ 9,711,351 $ 8,090,000
Fair Value, Inputs, Level 1 [Member]    
Platform Operator, Crypto Asset [Line Items]    
Marketable Securities 9,711,351 7,361,000
Fair Value, Inputs, Level 2 [Member]    
Platform Operator, Crypto Asset [Line Items]    
Marketable Securities 729,000
Fair Value, Inputs, Level 3 [Member]    
Platform Operator, Crypto Asset [Line Items]    
Marketable Securities