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Non-operating (expense) income (Tables)
12 Months Ended
May 31, 2022
Nonoperating Income Expense [Abstract]  
Schedule of Non-Operating (Expense) Income

Non-operating (expense) income is comprised of:

 

 

For the year ended May 31,

 

 

 

2022

 

 

2021

 

 

2020

 

Change in fair value of convertible debenture

 

$

163,670

 

 

$

(170,453

)

 

$

53,611

 

Change in fair value of warrant liability

 

 

63,913

 

 

 

1,234

 

 

 

 

Foreign exchange (loss) gain

 

 

(28,383

)

 

 

(22,347

)

 

 

6,145

 

Loss on long-term investments

 

 

(6,737

)

 

 

(2,352

)

 

 

(24,295

)

Other non-operating (losses) gains, net

 

 

5,208

 

 

 

9,080

 

 

 

(21,266

)

 

 

$

197,671

 

 

$

(184,838

)

 

$

14,195