Asset Retirement Obligations (Tables)

9 Months Ended

Sep. 30, 2019

Asset Retirement Obligation Disclosure [Abstract]

Summary of Asset Retirement Obligation Transactions

The following table summarizes the Company’s asset retirement obligation transactions recorded during the nine months ended September 30,(in thousands): 

	2019
Beginning asset retirement obligations	$	2,229
Liabilities incurred	43
Liabilities settled	(179		)
Accretion expense	160
Ending asset retirement obligations	$	2,253