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Property, Plant and Equipment, net (Tables) | 9 Months Ended
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Sep. 30, 2025
Property, Plant and Equipment [Abstract] |
Schedule of Property, Plant and Equipment, Net | Property, plant and equipment, net includes the following (in thousands):
|  |  | September 30, |  | December 31,
| Useful Life |  | 2025 |  | 2024
Machinery and equipment | 7-20 years |  | $ | 74,611 |  |  | $ | 114,428 |
Buildings and leasehold improvements | 15-39 years |  | 29,691 |  |  | 38,039 |
Aviation equipment(a) | 3-10 years |  | 17,500 |  |  | 3,742 |
Vehicles, trucks and trailers | 5-10 years |  | 15,466 |  |  | 19,716 |
Drilling rigs and directional drilling equipment | 3-15 years |  | 13,186 |  |  | 96,120 |
Rail improvements | 10-20 years |  | 11,759 |  |  | 13,445 |
Land | N/A |  | 6,025 |  |  | 11,679 |
Other property, plant and equipment | 3-15 years |  | 6,811 |  |  | 17,385 |
|  |  | 175,049 |  |  | 314,554 |
Equipment not yet placed in service |  |  | 26,758 |  |  | 3,094 |
|  |  | 201,807 |  |  | 317,648 |
Less: Accumulated depreciation(b) |  |  | 117,979 |  |  | 250,923 |
Total property, plant and equipment, net |  |  | $ | 83,828 |  |  | $ | 66,725 |
(a) This equipment relates to assets leased to customers under operating leases. (b) Includes accumulated depreciation of $4.5 million and $2.7 million at September 30, 2025 and December 31, 2024, respectively, related to assets leased to customers under operating leases.
Schedule of Depreciation, Depletion, Accretion and Amortization Expense | A summary of depreciation, depletion, amortization and accretion is below (in thousands):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2025 |  | 2024 |  | 2025 |  | 2024
Depreciation | $ | 1,913 |  |  | $ | 2,380 |  |  | $ | 6,195 |  |  | $ | 8,155 |
Amortization | 14 |  |  | 14 |  |  | 41 |  |  | 41 |
Depletion and accretion | 829 |  |  | 762 |  |  | 1,443 |  |  | 1,154 |
Depreciation, depletion, amortization and accretion | $ | 2,756 |  |  | $ | 3,156 |  |  | $ | 7,679 |  |  | $ | 9,350 |

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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 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 360 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482099/360-10-50-1 + Details
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