Note 14 - Asset Retirement Obligations (Tables)

12 Months Ended

Jul. 31, 2024

Notes Tables

Schedule of Change in Asset Retirement Obligation [Table Text Block]

	July 31, 2024			July 31, 2023
Balance, beginning of year	$	18,670		$	17,276
Accretion		988			949
Assumed from Roughrider Acquisition (Note 4)		-			445
Assumed from UEX Acquisition (Note 3)		-			211
Addition		-			14
Liabilities settled in cash		(33	)		(220	)
Foreign exchange difference		-			(5	)
Balance, end of year	$	19,625		$	18,670
Current asset retirement obligations		(2,953	)		(1,515	)
Non-current assets retirement obligations	$	16,672		$	17,155

Schedule Of Estimated Cash flow and Assumption Used For ARO [Table Text Block]

	July 31, 2024		July 31, 2023
Undiscounted amount of estimated cash flows	$	29,030	$	29,064
Payable in years		1 to 23		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%

Schedule Of Undiscounted Amounts Of Estimated Cash Flows [Table Text Block]

Fiscal 2025	$	2,953
Fiscal 2026		2,489
Fiscal 2027		2,509
Fiscal 2028		1,990
Fiscal 2029		2,319
Remaining balance		16,770
	$	29,030