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Notes Receivable (Details Narrative) - USD ($)
12 Months Ended
Apr. 23, 2018
Jan. 31, 2018
Jan. 31, 2017
Dec. 31, 2018
Dec. 31, 2017
Dec. 13, 2017
Accrued interest receivable       $ 45,000 $ 251,000  
Proceeds from issuance of common stock       8,715,000 16,535,000  
Net loss on sale of marketable securities       (484,000)  
Laramide Resources Ltd [Member]            
Promissory debt       $ 3,500,000    
Debt instrument, term       3 years    
Debt interest rate       5.00%    
Cash receipts discounted at market rate       9.50%    
Laramide Resources Ltd [Member] | Second Note Installment [Member]            
Debt principal amount due       $ 750,000    
Number of issuance of common shares       2,483,034    
Laramide Resources Ltd [Member] | Second Note Installment [Member] | January 3, 2019 [Member]            
Debt interest payments       $ 45,000    
Laramide Resources Ltd [Member] | Share-based Compensation Award, Tranche Two [Member]            
Number of issuance of common shares   1,982,483 2,218,133      
Laramide Resources Ltd [Member] | Share-based Compensation Award, Tranche First and Second [Member]            
Number of issuance of common shares       4,200,816    
Proceeds from issuance of common stock       $ 800,000    
Net loss on sale of marketable securities       500,000    
Laramide Resources Ltd [Member] | January 2019 [Member]            
Debt principal amount due       1,500,000    
Principal payment in cash       750,000    
Principal payment in stock       750,000    
Laramide Resources Ltd [Member] | January 2019 [Member] | Second Note Installment [Member]            
Debt principal amount due       1,500,000    
Laramide Resources Ltd [Member] | January 5, 2020 [Member]            
Debt principal amount due       $ 2,000,000    
Maximum [Member] | Laramide Resources Ltd [Member]            
Debt interest rate       10.00%    
Alabama Graphite Corp. [Member]            
Proceeds from debt $ 1,800,000          
Accrued interest receivable $ 13,457     $ 12,227    
Debt instrument fair value of principal       900,000    
Alabama Graphite Corp. [Member] | Maximum [Member]            
Secured loan           $ 2,000,000
Laramide Resources Ltd [Member] | First Note Installment [Member]            
Debt principal amount due   $ 1,500,000   $ 750,000    
Number of issuance of common shares       1,982,483    
Debt interest payments       $ 400,000