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Property, Plant and Equipment
 6 Months Ended
Jun. 30, 2020
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment Property, Plant and Equipment
Property, plant and equipment consists of the following (in thousands): 
June 30,
2020		December 31, 2019
Oil and natural gas properties
Proved
$1,489,793  $1,484,359  
Unproved
22,753  24,603  
Total oil and natural gas properties
1,512,546  1,508,962  
Less accumulated depreciation, depletion and impairment
(1,335,830) (1,129,622) 
Net oil and natural gas properties
176,716  379,340  
Land200  4,400  
Electrical infrastructure121,818  126,482  
Other non-oil and natural gas equipment1,934  12,665  
Buildings and structures3,603  77,148  
Financing leases1,552  2,109  
Total129,107  222,804  
Less accumulated depreciation and amortization
(22,442) (34,201) 
Other property, plant and equipment, net
106,665  188,603  
Total property, plant and equipment, net
$283,381  $567,943  
See Note 5 for discussion of impairment of property, plant and equipment, and Note 6 for discussion of the pending divestiture of the Company's headquarters in Oklahoma City, OK, which is included in buildings and structures in the table above as of December 31, 2019.