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Property, Plant and Equipment | 9 Months Ended
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Sep. 30, 2021
Property, Plant and Equipment [Abstract] |
Property, Plant and Equipment | Property, Plant and Equipment Property, plant and equipment consists of the following (in thousands):
| September 30, 2021 |  | December 31, 2020
Oil and natural gas properties |  |  |
Proved | $ | 1,442,972 |  |  | $ | 1,463,950 |
Unproved | 12,905 |  |  | 17,964 |
Total oil and natural gas properties | 1,455,877 |  |  | 1,481,914 |
Less: accumulated depreciation, depletion and impairment | (1,371,123) |  |  | (1,375,692) |
Net oil and natural gas properties | 84,754 |  |  | 106,222 |
Land | 200 |  |  | 200 |
Electrical infrastructure | 121,819 |  |  | 121,819 |
Other non-oil and natural gas equipment | 1,602 |  |  | 1,563 |
Buildings and structures | 3,603 |  |  | 3,603 |
Financing leases | 1,128 |  |  | 1,051 |
Total | 128,352 |  |  | 128,236 |
Less: accumulated depreciation and amortization | (29,401) |  |  | (25,118) |
Other property, plant and equipment, net | 98,951 |  |  | 103,118 |
Total property, plant and equipment, net | $ | 183,705 |  |  | $ | 209,340 |
See Note 5 for discussion of impairment of property, plant and equipment.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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