Annual report pursuant to Section 13 and 15(d)

Asset Retirement Obligations (Tables)

v3.19.3.a.u2
Asset Retirement Obligations (Tables)
12 Months Ended
Dec. 31, 2019
Asset Retirement Obligation Disclosure [Abstract]  
Reconciliation of Asset Retirement Obligations which are Included in Other Liabilities
The following table reconciles our AROs as of the dates presented, which are included in the “Other liabilities” caption on our Consolidated Balance Sheets: 
 
Year Ended December 31,
 
2019
 
2018
Balance at beginning of period
$
4,314

 
$
3,286

Changes in estimates
(2
)
 
354

Liabilities incurred
290

 
335

Liabilities settled
(67
)
 
(8
)
Acquisitions of properties
83

 
385

Sale of properties

 
(310
)
Accretion expense
316

 
272

Balance at end of period
$
4,934

 
$
4,314