Annual report pursuant to Section 13 and 15(d)

Restricted Cash (Details Narrative)

v3.20.4
Restricted Cash (Details Narrative) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Surety Bond [Member]    
Represents the amount of reclamation obligations, which are required to be covered by surety performance bonding, as of the balance sheet date. $ 27.8 $ 29.9