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Property and Equipment (Tables) | 12 Months Ended
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Dec. 31, 2019
Property, Plant and Equipment [Abstract] |
Summary of the Company's property and equipment | The following table presents a summary of the Company’s property and equipment balances as of December 31, 2019 and 2018 (in thousands).
|  | December 31,
|  | 2019 |  | 2018
Oil and natural gas properties |  |  |  |
Evaluated (subject to amortization) |  | $ | 4,557,265 |  |  | $ | 3,780,236 |
Unproved and unevaluated (not subject to amortization) |  | 1,126,992 |  |  | 1,199,511 |
Total oil and natural gas properties |  | 5,684,257 |  |  | 4,979,747 |
Accumulated depletion |  | (2,603,681 | ) |  | (2,273,010 | )
Net oil and natural gas properties |  | 3,080,576 |  |  | 2,706,737 |
Midstream properties |  |  |  |
Midstream equipment and facilities |  | 643,903 |  |  | 428,025 |
Accumulated depreciation |  | (38,473 | ) |  | (24,351 | )
Net midstream properties |  | 605,430 |  |  | 403,674 |
Other property and equipment |  |  |  |
Furniture, fixtures and other equipment |  | 9,170 |  |  | 7,047 |
Software |  | 8,099 |  |  | 8,039 |
Leasehold improvements |  | 9,752 |  |  | 6,955 |
Total other property and equipment |  | 27,021 |  |  | 22,041 |
Accumulated depreciation |  | (13,432 | ) |  | (9,588 | )
Net other property and equipment |  | 13,589 |  |  | 12,453 |
Net property and equipment |  | $ | 3,699,595 |  |  | $ | 3,122,864 |
Breakdown of the Company's unproved and unevaluated property costs not subject to amortization | The following table provides a breakdown of the Company’s unproved and unevaluated property costs not subject to amortization as of December 31, 2019 and the year in which these costs were incurred (in thousands).
Description |  | 2019 |  | 2018 |  | 2017 |  | 2016 and prior |  | Total
Costs incurred for |  |  |  |  |  |  |  |  |  |
Property acquisition |  | $ | 43,795 |  |  | $ | 556,415 |  |  | $ | 204,425 |  |  | $ | 258,296 |  |  | $ | 1,062,931 |
Exploration wells |  | 10,814 |  |  | 171 |  |  | 361 |  |  | 352 |  |  | 11,698 |
Development wells |  | 52,144 |  |  | 149 |  |  | 70 |  |  | — |  |  | 52,363 |
Total |  | $ | 106,753 |  |  | $ | 556,735 |  |  | $ | 204,856 |  |  | $ | 258,648 |  |  | $ | 1,126,992 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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- Definition Tabular disclosure of the capitalized costs of unproved properties and major development projects that are excluded from capitalized costs being amortized. This includes the total costs excluded and, at a minimum, these categories of costs: acquisition costs, exploration costs, development costs in the case of significant development projects, and capitalized interest. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-10(c)(7)(ii)) -URI http://asc.fasb.org/extlink&oid=82851474&loc=d3e511914-122862 + Details
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