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Deferred Gain (Tables)
12 Months Ended
Jun. 30, 2023
Deferred Revenue  
Schedule of deferred gain on sale of building [Table Text Block]
    2023     2022  
Balance of deferred gain $ 927,762   $ 1,078,210  
Less current portion   (150,448 )   (150,448 )
Deferred gain, net of current portion $ 777,314   $ 927,762