v3.7.0.1
E. Property and Equipment (Details) - USD ($)
Mar. 31, 2017
Jun. 30, 2016
Property and equipment $ 2,409,000 $ 2,786,600
Less accumulation depreciation (791,800) (675,600)
Net book value 1,617,200 2,111,000
Additions [Member]    
Property and equipment 1,000  
Less accumulation depreciation (137,700)  
Net book value (136,700)  
Retirements [Member]    
Property and equipment (28,600)  
Less accumulation depreciation (21,500)  
Net book value (7,100)  
Impairment [Member]    
Property and equipment (350,000)  
Less accumulation depreciation 0  
Net book value (350,000)  
Office furniture and equipment [Member]    
Property and equipment 51,300 51,300
Office furniture and equipment [Member] | Additions [Member]    
Property and equipment 0  
Office furniture and equipment [Member] | Retirements [Member]    
Property and equipment 0  
Office furniture and equipment [Member] | Impairment [Member]    
Property and equipment 0  
Water disposal facility [Member    
Property and equipment 1,871,900 2,220,900
Water disposal facility [Member | Additions [Member]    
Property and equipment   1,000
Water disposal facility [Member | Retirements [Member]    
Property and equipment 0  
Water disposal facility [Member | Impairment [Member]    
Property and equipment (350,000)  
Production equipment [Member    
Property and equipment 485,800 $ 514,400
Production equipment [Member | Additions [Member]    
Property and equipment 0  
Production equipment [Member | Retirements [Member]    
Property and equipment (28,600)  
Production equipment [Member | Impairment [Member]    
Property and equipment $ 0