XML 34 R30.htm IDEA: XBRL DOCUMENT v3.20.1
7. Asset Retirement Obligation and Accrued Reclamation Costs (Tables)
12 Months Ended
Dec. 31, 2019
Asset Retirement Obligation Disclosure [Abstract]  
Schedule of Asset Retirement Obligations
Asset Retirement Obligation      
   Balance December 31, 2017   $ 164,072  
   Accretion during 2018     6,148  
   Balance December 31, 2018     170,220  
   Accretion during 2019     6,148  
   Balance December 31, 2019   $ 176,368