v3.25.1
Note 10 - Asset Retirement Obligations (Tables)
9 Months Ended
Apr. 30, 2025
Notes Tables  
Schedule of Change in Asset Retirement Obligation [Table Text Block]

Balance, July 31, 2024

 $19,625 

Assumed from Sweetwater Acquisition (Note 3)

  10,392 

Addition

  7,688 

Accretion

  1,127 

Liabilities settled in cash

  (108)

Balance, April 30, 2025

  38,724 

Asset retirement obligations, current

  (2,845)

Asset retirement obligations, non-current

 $35,879 
Schedule Of Estimated Cash flow and Assumption Used For ARO [Table Text Block]
  

April 30, 2025

  

July 31, 2024

 

Payable in years

  1 to 37   1 to 23 

Inflation rate

  1.56% to 5.32%   1.56% to 5.32% 

Discount rate

  3.72% to 6.35%   3.72% to 6.35%