Quarterly report pursuant to Section 13 or 15(d)

Asset Retirement Obligation (Details Narrative)

v3.10.0.1
Asset Retirement Obligation (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2017
Mar. 31, 2017
Asset retirement obligation $ 733   $ 733   $ 701 $ 670
Accretion expense $ 11 $ 11 $ 32 $ 21    
Other Assets [Member]            
Contributed to the Trust Fund         450  
Contributed to the Trust Fund will be due on October 31, 2018         $ 220