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Asset Retirement Obligations (Tables)
 6 Months Ended
Jun. 30, 2019
Asset Retirement Obligation Disclosure [Abstract]  
Summary Of Changes In Asset Retirement Obligations

The following table presents the changes in Devon’s asset retirement obligations.

 

 

Six Months Ended June 30,

 

 

 

2019

 

 

2018

 

Asset retirement obligations as of beginning of period

 

$

623

 

 

$

704

 

Liabilities incurred

 

 

8

 

 

 

17

 

Liabilities settled and divested

 

 

(40

)

 

 

(58

)

Revision of estimated obligation

 

 

(63

)

 

 

—

 

Accretion expense on discounted obligation

 

 

15

 

 

 

18

 

Asset retirement obligations as of end of period

 

 

543

 

 

 

681

 

Less current portion

 

 

15

 

 

 

18

 

Asset retirement obligations, long-term

 

$

528

 

 

$

663