v3.8.0.1
Oil and Gas Producing Activities
12 Months Ended
Dec. 31, 2017
Extractive Industries [Abstract]  
Oil and Gas Producing Activities

9.

Oil and Gas Producing Activities

Set forth below is certain information regarding the costs incurred for oil and gas property acquisition, development and exploration activities (in thousands):

 

 

 

For the Years Ended December 31,

 

 

 

2017

 

 

2016

 

 

2015

 

Property acquisition costs:

 

 

 

 

 

 

 

 

 

 

 

 

Unproved properties

 

$

231

 

 

$

17

 

 

$

653

 

Proved properties(1)

 

 

17,331

 

 

 

 

 

 

 

Exploration costs

 

 

3,657

 

 

 

3,923

 

 

 

4,439

 

Development costs(2)

 

 

43,202

 

 

 

15,884

 

 

 

146,237

 

Total costs incurred

 

$

64,421

 

 

$

19,824

 

 

$

151,329

 

 

 

(1)

For the year ended December 31, 2017, acquisition costs of proved properties included the fair value of assets acquired in the Bolt-On Acquisition. See Note 2 for additional disclosures related to the Bolt-On Acquisition.

 

(2)

For the years ended December 31, 2017, 2016 and 2015, development costs included $39,000, $36,000 and $151,000, respectively, in non-cash asset retirement obligations.

Set forth below is certain information regarding the results of operations for oil and gas producing activities (in thousands):

 

 

 

For the Years Ended December 31,

 

 

 

2017

 

 

2016

 

 

2015

 

Revenues

 

$

105,349

 

 

$

90,302

 

 

$

131,336

 

Production costs

 

 

(26,546

)

 

 

(27,467

)

 

 

(40,057

)

Exploration expense

 

 

(3,657

)

 

 

(3,923

)

 

 

(4,439

)

Depletion

 

 

(70,521

)

 

 

(79,044

)

 

 

(109,319

)

Impairment of oil and gas properties

 

 

 

 

 

 

 

 

(220,197

)

Income tax benefit (expense)

 

 

(1,641

)

 

 

7,144

 

 

 

86,120

 

Results of operations

 

$

2,984

 

 

$

(12,988

)

 

$

(156,556

)