Asset Retirement Obligation (Tables)

12 Months Ended

Dec. 31, 2019

Asset Retirement Obligation [Abstract]

Liability for Asset Retirement Obligations

Below is a schedule of activity in the Company’s liability for AROs for the years ended December 31, 2019 and 2018:

Balance at December 31, 2017	$	1,081
Additions		5
Accretion		130
Balance at December 31, 2018		1,216
Additions		—
Accretion		144
Balance at December 31, 2019	$	1,360