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Revenue from Contracts with Customers (Tables) | 3 Months Ended
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Mar. 31, 2025
Revenue from Contracts with Customers |
Schedule of revenue from contracts with customers by segment | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended
​ | ​ | March 31,
(in thousands) |  | 2025 |  | 2024
Contract operations: | ​ | ​ |  | ​ | ​ |
0 ― 1,000 horsepower per unit | ​ | $ | 102,232 | ​ | $ | 45,327
1,001 ― 1,500 horsepower per unit | ​ |  | 101,602 | ​ |  | 95,670
Over 1,500 horsepower per unit | ​ |  | 96,416 | ​ |  | 81,865
Other (1) | ​ |  | 147 | ​ |  | 189
Total contract operations revenue (2) | ​ |  | 300,397 | ​ |  | 223,051
​ | ​ | ​ | ​ | ​ | ​ | ​
Aftermarket services: | ​ |  |  | ​ |  |
Services | ​ |  | 26,055 | ​ |  | 25,438
OTC parts and components sales | ​ |  | 20,711 | ​ |  | 19,999
Total aftermarket services revenue (3) | ​ |  | 46,766 | ​ |  | 45,437
​ | ​ | ​ | ​ | ​ | ​ | ​
Total revenue | ​ | $ | 347,163 | ​ | $ | 268,488
(1) Primarily relates to fees associated with owned non-compression equipment. (2) Includes $1.6 million and $1.1 million for the three months ended March 31, 2025 and 2024, respectively, related to billable maintenance on owned compressors that was recognized at a point in time. All other contract operations revenue is recognized over time. (3) Services revenue within aftermarket services is recognized over time. OTC parts and components sales is recognized at a point in time.
Schedule of remaining performance obligations | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(in thousands) | ​ |  | 2025 | ​ | 2026 | ​ | 2027 |  | 2028 |  | 2029 |  | 2030 |  | Total
Remaining performance obligations | ​ | ​ | $ | 449,217 | ​ | $ | 345,419 | ​ | $ | 88,370 | ​ | $ | 20,931 | ​ | $ | 7,406 | ​ | $ | 772 | ​ | $ | 912,115
Summary of changes in allowance for credit losses | ​
​ | ​ | ​ | ​
(in thousands) |  | ​ | ​
Balance at beginning of period |  | $ | 414
Provision for credit losses | ​ | ​ | 156
Write-offs charged against allowance | ​ | ​ | (25)
Balance at end of period | ​ | $ | 545

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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