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Property and Equipment, Identifiable Intangible Assets and Goodwill (Tables) | 3 Months Ended
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Mar. 31, 2022
Property and Equipment and Identifiable Intangible Assets |
Schedule of property and equipment | Property and equipment consisted of the following (in thousands):
| March 31, 2022 |  | December 31, 2021
Compression and treating equipment | $ | 3,539,222 |  |  | $ | 3,522,083 |
Computer equipment | 55,396 |  |  | 54,013 |
Automobiles and vehicles | 32,506 |  |  | 31,919 |
Leasehold improvements | 8,849 |  |  | 8,847 |
Buildings | 5,334 |  |  | 5,334 |
Furniture and fixtures | 1,106 |  |  | 1,105 |
Land | 77 |  |  | 77 |
Total property and equipment, gross | 3,642,490 |  |  | 3,623,378 |
Less: accumulated depreciation and amortization | (1,449,483) |  |  | (1,401,042) |
Total property and equipment, net | $ | 2,193,007 |  |  | $ | 2,222,336 |
Depreciation expense on property and equipment and gain on disposition of assets were as follows (in thousands):
| Three Months Ended March 31, |  |
| 2022 |  | 2021 |  |  |  |
Depreciation expense | $ | 51,720 |  |  | $ | 53,685 |  |  |  |  |
Gain on disposition of assets | 179 |  |  | 1,255 |  |  |  |  |
Schedule of estimated useful lives of property, plant, and equipment | Depreciation is calculated using the straight-line method over the estimated useful lives of the assets as follows:
Compression equipment, acquired new | 25 years
Compression equipment, acquired used | 5 - 25 years
Furniture and fixtures | 3 - 10 years
Vehicles and computer equipment | 1 - 10 years
Buildings | 5 years
Leasehold improvements | 5 years
Schedule of identifiable intangible assets | Identifiable intangible assets, net consisted of the following (in thousands):
| Customer Relationships |  | Trade Names |  | Total
Net balance as of December 31, 2021 | $ | 276,848 |  |  | $ | 27,563 |  |  | $ | 304,411 |
Amortization expense | (6,526) |  |  | (818) |  |  | (7,344) |
Net balance as of March 31, 2022 | $ | 270,322 |  |  | $ | 26,745 |  |  | $ | 297,067 |

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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=120391452&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 assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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