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Asset Retirement Obligations Asset Retirement Obligations (Tables)
12 Months Ended
Dec. 31, 2022
Asset Retirement Obligation Disclosure [Abstract]  
Schedule of Change in Asset Retirement Obligation [Table Text Block]
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 for the periods presented:

Year Ended December 31,
20222021
(in thousands)
Beginning balance$159,672 $166,570 
Obligations incurred with development activities and other5,332 4,750 
Obligations incurred with acquisition 25,300 — 
Accretion expense13,408 12,086 
Revisions in estimated cash flows19,606 10,609 
Obligations discharged with asset retirements and divestitures(25,667)(34,343)
Asset retirement obligations at end of period197,651 159,672 
Current portion(1)
(25,986)(32,146)
Long-term portion$171,665 $127,526