Annual report pursuant to Section 13 and 15(d)

Asset Retirement Obligations (Details Narrative)

v3.20.4
Asset Retirement Obligations (Details Narrative)
12 Months Ended
Dec. 31, 2020
Minimum [Member]  
Discount Rate Of Asset Retirement Obligations 0.33%
Maximum [Member]  
Discount Rate Of Asset Retirement Obligations 7.25%