Quarterly report pursuant to Section 13 or 15(d)

Asset Retirement Obligations (Tables)

v3.21.2
Asset Retirement Obligations (Tables)
6 Months Ended
Jun. 30, 2021
Notes Tables  
Schedule of Change in Asset Retirement Obligation [Table Text Block]

Balances, December 31, 2020

$

392,704

Liabilities settled

 

(11,213)

Accretion of discount

 

11,895

Liabilities incurred and assumed through acquisition

 

417

Revisions of estimated liabilities

 

10,200

Balances, June 30, 2021

 

404,003

Less current portion

 

(23,888)

Long-term

$

380,115