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Segment Information (Tables) | 3 Months Ended
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Mar. 31, 2025
Segment Information |
Summary of segment reporting information | Summarized financial information for our reporting segments is shown below:
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Contract |  | Aftermarket |  | ​ | ​
(in thousands) |  | Operations |  | Services |  | Total
Three months ended March 31, 2025 |  | ​ |  |  | ​ |  |  | ​ |
Revenue | ​ | $ | 300,397 | ​ | $ | 46,766 | ​ | $ | 347,163
Cost of sales, exclusive of depreciation and amortization | ​ | ​ | 89,799 | ​ | ​ | 35,257 | ​ | ​ | 125,056
Adjusted gross margin | ​ |  | 210,598 | ​ |  | 11,509 | ​ |  | 222,107
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Three months ended March 31, 2024 | ​ |  |  | ​ |  |  | ​ |  |
Revenue | ​ | $ | 223,051 | ​ | $ | 45,437 | ​ | $ | 268,488
Cost of sales, exclusive of depreciation and amortization | ​ | ​ | 77,743 | ​ | ​ | 35,000 | ​ | ​ | 112,743
Adjusted gross margin | ​ |  | 145,308 | ​ |  | 10,437 | ​ |  | 155,745
​ The following table reconciles gross margin to adjusted gross margin, its most directly comparable to GAAP measure: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended
​ | ​ | March 31,
(in thousands) |  | 2025 |  | 2024
Total revenues | ​ | $ | 347,163 | ​ | $ | 268,488
Cost of sales, exclusive of depreciation and amortization | ​ |  | (125,056) | ​ |  | (112,743)
Depreciation and amortization | ​ |  | (57,620) | ​ |  | (42,835)
Gross margin | ​ |  | 164,487 | ​ |  | 112,910
Depreciation and amortization | ​ | ​ | 57,620 | ​ | ​ | 42,835
Adjusted gross margin | ​ | $ | 222,107 | ​ | $ | 155,745
Reconciliation of adjusted gross margin to income before taxes | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Three Months Ended
​ | ​ | March 31,
(in thousands) |  | 2025 |  | 2024
Adjusted gross margin | ​ | $ | 222,107 | ​ | $ | 155,745
Less: | ​ |  |  | ​ |  |
Selling, general and administrative | ​ |  | 37,207 | ​ |  | 31,665
Depreciation and amortization | ​ |  | 57,620 | ​ |  | 42,835
Long-lived and other asset impairment | ​ |  | 972 | ​ |  | 2,568
Restructuring charges | ​ | ​ | 665 | ​ | ​ | —
Interest expense | ​ |  | 37,741 | ​ |  | 27,334
Transaction-related costs | ​ | ​ | 3,935 | ​ | ​ | —
Gain on sale of assets, net | ​ | ​ | (7,335) | ​ | ​ | (2,381)
Other (income) expense, net | ​ |  | (684) | ​ |  | 139
Income before income taxes | ​ | $ | 91,986 | ​ | $ | 53,585
​

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-25 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-22 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-30 + Details
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