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Property and Equipment (Tables)
9 Months Ended
Sep. 30, 2019
Property Plant And Equipment [Abstract]  
Property and Equipment

Property and equipment consisted of the following at September 30, 2019 and December 31, 2018 (in thousands):

 

 

 

 

 

 

 

 

 

September 30, 2019

 

 

December 31, 2018

 

Equipment

$

8,165,044

 

 

$

8,370,933

 

Oil and natural gas properties

 

223,526

 

 

 

219,855

 

Buildings

 

189,568

 

 

 

186,736

 

Land

 

26,618

 

 

 

26,144

 

Total property and equipment

 

8,604,756

 

 

 

8,803,668

 

Less accumulated depreciation, depletion and impairment

 

(5,171,261

)

 

 

(4,801,119

)

Property and equipment, net

$

3,433,495

 

 

$

4,002,549