| Schedule of Property, Plant and Equipment, Net |
Property, plant and equipment, net includes the following (in thousands):
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June 30, |
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December 31, |
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Useful Life |
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2026 |
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2025 |
Aviation equipment(a)
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3-10 years |
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$ |
75,509 |
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$ |
43,498 |
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| Machinery and equipment |
7-20 years |
|
70,307 |
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|
53,774 |
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| Buildings and leasehold improvements |
15-39 years |
|
29,806 |
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30,100 |
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| Drilling rigs and directional drilling equipment |
3-15 years |
|
12,758 |
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|
13,062 |
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| Rail improvements |
10-20 years |
|
11,759 |
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|
11,759 |
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| Vehicles, trucks and trailers |
5-10 years |
|
11,372 |
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13,044 |
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| Land |
N/A |
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6,025 |
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|
6,025 |
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| Other property, plant and equipment |
3-15 years |
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6,412 |
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6,721 |
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223,948 |
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177,983 |
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| Equipment not yet placed in service |
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27,811 |
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25,970 |
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251,759 |
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203,953 |
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Less: Accumulated depreciation(b)
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101,850 |
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97,856 |
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| Total property, plant and equipment, net |
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$ |
149,909 |
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$ |
106,097 |
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(a) This equipment relates to assets leased and available to be leased to customers under operating leases.
(b) Includes accumulated depreciation of $10.6 million and $5.7 million at June 30, 2026 and December 31, 2025, respectively, related to assets under operating leases.
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| Schedule of Depreciation, Depletion, Accretion and Amortization Expense |
A summary of depreciation, depletion, amortization and accretion is below (in thousands):
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Three Months Ended June 30, |
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Six Months Ended June 30, |
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2026 |
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2025 |
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2026 |
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2025 |
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| Depreciation |
$ |
4,352 |
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$ |
2,233 |
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$ |
7,783 |
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$ |
4,269 |
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| Amortization |
14 |
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14 |
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28 |
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27 |
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| Depletion and accretion |
268 |
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|
580 |
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|
293 |
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|
614 |
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| Depreciation, depletion, amortization and accretion |
$ |
4,634 |
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$ |
2,827 |
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$ |
8,104 |
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$ |
4,910 |
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