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Subsequent Events (Details) - USD ($)
3 Months Ended
Nov. 03, 2018
Oct. 31, 2018
Cooper Basin Oil & Gas Inc. [Member]    
Subsequent Events (Textual)    
Agreed to pay amount   $ 50,000
Richey Lease [Member]    
Subsequent Events (Textual)    
Shares issued   2,000,000
Sale of working interest percentage   25.00%
Description of acquired entity   Cooper Basin received revenue from the Richey lease from the sale of oil via BLM checks for 25% working interest. Cooper Basin has received $60,752 from its 25% working interest in the Richey lease and considers the loan paid in full and also agrees to assign all of its 25% working interest in the Richey lease to the Company.
EnergyFunders, LLC [Member] | Subsequent Event [Member]    
Subsequent Events (Textual)    
Description of acquired entity The target depth is 7,300 feet to test the Cockfield (Yegua) Sand. Notable wells in the area have produced more than 200,000 barrels of oil from a single well. Drilling of this well is scheduled to begin in January 2019. NMEX has agreed to acquire a working interest in this well