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Other Assets (Tables)
 12 Months Ended
Jun. 30, 2018
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Schedule of other assets
As of June 30, 2018 and June 30, 2017 our other assets consisted of the following:
 
June 30,
2018
 
June 30,
2017
Royalty rights
108,512

 
108,512

Less: Accumulated amortization of royalty rights
(33,910
)
 
(20,346
)
Investment in Well Lift Inc., at cost
108,750

 
108,750

Deferred loan costs
168,972

 
168,972

Less: Accumulated amortization of deferred loan costs
(126,771
)
 
(70,504
)
Software license
20,662

 
—

Less: Accumulated amortization of software license
(1,380
)
 
—

Other assets, net
$
244,835

 
$
295,384