XML 23 R12.htm IDEA: XBRL DOCUMENT v3.22.1
Asset Retirement Obligation and Accrued Reclamation Costs
12 Months Ended
Dec. 31, 2021
Asset Retirement Obligation and Accrued Reclamation Costs  
Asset Retirement Obligation and Accrued Reclamation Costs

6. Asset Retirement Obligation and Accrued Reclamation Costs

 

Changes to the asset retirement obligation balance during 2021 and 2020 are as follows:

 

Asset Retirement Obligation

 

 

 

 

 

 

 

   Balance December 31, 2019

 

$176,368

 

Accretion during 2020

 

 

7,851

 

   Balance December 31, 2020

 

 

184,219

 

Accretion during 2021

 

 

6,930

 

   Balance December 31, 2021

 

$191,149

 

 

The Company’s total asset retirement obligation and accrued reclamation costs of $298,649 and $291,719, at December 31, 2021 and 2020, respectively, include reclamation obligations for the Idaho and Montana operations of $107,500.