XML 38 R28.htm IDEA: XBRL DOCUMENT v3.25.4
Note 8 - Investments in Equity Securities (Tables)
6 Months Ended
Jan. 31, 2026
Notes Tables  
Debt Securities, Trading, and Equity Securities, FV-NI [Table Text Block]

Balance, July 31, 2025

  $ 28,470  

Investment in public listed companies

    36,576  

Sale of investment in publicly listed companies

    (1,168 )

Fair value gain on equity securities

    20,085  

Balance, January 31, 2026

  $ 83,963