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Loans Payable - Note 1 - Monaco 2014 - Additional Information (Detail) - USD ($)
1 Months Ended 12 Months Ended
Dec. 10, 2015
Aug. 14, 2014
Mar. 31, 2016
Dec. 31, 2020
Dec. 31, 2019
Apr. 01, 2018
Oct. 01, 2016
Dec. 01, 2014
Oct. 01, 2014
Debt Instrument [Line Items]                  
Aggregate amount issuable             $ 3,000,000    
Second Tranche [Member]                  
Debt Instrument [Line Items]                  
Debt instrument maturity date Dec. 31, 2017                
Third Tranche [Member]                  
Debt Instrument [Line Items]                  
Debt instrument maturity date Dec. 31, 2017                
Note 1- Monaco 2014 [Member]                  
Debt Instrument [Line Items]                  
Aggregate amount issuable   $ 10,000,000              
Interest rate, stated percentage   11.00%              
Litigation Settlement Loans Payable $ 2,200,000                
Notes ceased to bear interest, amount $ 5,000,000                
Debt instrument maturity date Dec. 31, 2017   Apr. 01, 2018            
Accrued interest       $ 574,680 $ 573,110        
Outstanding notes balance       2,800,000 2,800,000        
Note 1- Monaco 2014 [Member] | Oceanica Resources S. de. R.L [Member]                  
Debt Instrument [Line Items]                  
Per share value of shares exercised by private investor   $ 3.15              
Aggregate value of shares issued to lender   $ 1,000,000              
Note 1- Monaco 2014 [Member] | Oceanica Resources S. de. R.L [Member] | Loan Modification March Two Thousand Sixteen [Member]                  
Debt Instrument [Line Items]                  
Per share value of shares exercised by private investor     $ 1.00            
Note 1- Monaco 2014 [Member] | First Tranche [Member]                  
Debt Instrument [Line Items]                  
Loan amount borrowed   $ 5,000,000              
Note 1- Monaco 2014 [Member] | Second Tranche [Member]                  
Debt Instrument [Line Items]                  
Loan amount borrowed                 $ 2,500,000
Note 1- Monaco 2014 [Member] | Third Tranche [Member]                  
Debt Instrument [Line Items]                  
Loan amount borrowed               $ 2,500,000  
Note 2 [Member]                  
Debt Instrument [Line Items]                  
Aggregate amount issuable     $ 1,825,000            
Interest rate, stated percentage     10.00%            
Debt instrument maturity date     Apr. 15, 2018            
Accrued interest       $ 268,350 267,617        
Debt default interest rate       18.00%   18.00%      
Outstanding notes balance       $ 1,175,000 $ 1,175,000