Annual report pursuant to Section 13 and 15(d)

Asset Retirement Obligations (Tables)

v3.6.0.2
Asset Retirement Obligations (Tables)
12 Months Ended
Dec. 31, 2016
Asset Retirement Obligation Disclosure [Abstract]  
Reconciliation of Asset Retirement Obligations Liability

The following is a reconciliation of our ARO liability (in thousands):

 

Year Ended December 31,

 

 

2016

 

 

2015

 

Asset retirement obligations, beginning of period

$

378,322

 

 

$

390,568

 

Liabilities settled

 

(72,320

)

 

 

(32,555

)

Accretion of discount

 

17,571

 

 

 

20,703

 

Disposition of properties

 

 

 

 

(8,581

)

Liabilities assumed through acquisition

 

 

 

 

2,944

 

Liabilities incurred

 

398

 

 

 

4,780

 

Revisions of estimated liabilities

 

10,467

 

 

 

463

 

Asset retirement obligations, end of period

 

334,438

 

 

 

378,322

 

Less current portion

 

78,264

 

 

 

84,335

 

Long-term

$

256,174

 

 

$

293,987