Asset Retirement Obligations (Tables)

9 Months Ended

Sep. 30, 2020

Asset Retirement Obligation Disclosure [Abstract]

Schedule of Change in Asset Retirement Obligation

The following table presents the changes in carrying amounts of the asset retirement obligations associated with our working interests in crude oil and natural gas properties:

	Amount
	(in thousands)
Balance at December 31, 2019	$	127,251
Obligations incurred with development activities and other	7,588
Obligations incurred with acquisition	47,158
Accretion expense	7,398
Obligations discharged with asset retirements	(25,545)
Obligations discharged with divestitures	(146)
Balance at September 30, 2020	163,704
Current portion	(30,348)
Long-term portion	$	133,356