XML 84 R29.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Properties and Equipment, Net (Tables)
 12 Months Ended
Dec. 31, 2019
Property, Plant and Equipment [Abstract]  
Components of Properties and Equipment, Net
Properties and equipment, net are comprised of the following:
 
December 31,
(In thousands)
2019
 
2018
Proved oil and gas properties
$
6,508,443

 
$
5,717,145

Unproved oil and gas properties
133,475

 
194,435

Land, buildings and other equipment
104,700

 
94,797

 
6,746,618

 
6,006,377

Accumulated depreciation, depletion and amortization
(2,890,912
)
 
(2,542,771
)
 
$
3,855,706

 
$
3,463,606
Schedule of Net Changes in Capitalized Exploratory Well Costs
The following table reflects the net changes in capitalized exploratory well costs:
 
Year Ended December 31,
(In thousands)
2019
 
2018
 
2017
Balance at beginning of period
$
—

 
$
19,511

 
$
—

Additions to capitalized exploratory well costs pending the determination of proved reserves
—

 
—

 
19,511

Reclassifications to wells, facilities, and equipment based on the determination of proved reserves
—

 
—

 
—

Capitalized exploratory well costs charged to expense
—

 
(19,511
)
 
—

Balance at end of period
$
—

 
$
—

 
$
19,511
Schedule of Aging of Capitalized Exploratory Well Costs
The following table provides an aging of capitalized exploratory well costs based on the date the drilling was completed:
 
December 31,
(In thousands)
2019
 
2018
 
2017
Capitalized exploratory well costs that have been capitalized for a period of one year or less
$
—

 
$
—

 
$
19,511

Capitalized exploratory well costs that have been capitalized for a period greater than one year
—

 
—

 
—

 
$
—

 
$
—

 
$
19,511