Accrued Liabilites (Details) - USD ($)	Jul. 31, 2019	Jul. 31, 2018
Accrued liabilities	$ 637,754	$ 327,580
General Accrual
Accrued liabilities	1,887	1,715
Interest
Accrued liabilities	47,802	38,002
Distributions and Royalty
Accrued liabilities	15,416	22,345
Advances for Well Work
Accrued liabilities	65,879	170,518
Winnemucca Property
Accrued liabilities	381,770	0
Investment Funds to be Used for the Development of Future Properties
Accrued liabilities	$ 125,000	$ 95,000