Revenue from Contracts with Customers - Disaggregate Revenue (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026 USD ($) hp	Jun. 30, 2025 USD ($) hp	Jun. 30, 2026 USD ($) hp	Jun. 30, 2025 USD ($) hp
Disaggregation of Revenue
Revenue	$ 371,238	$ 383,152	$ 745,005	$ 730,315
Contract operations
Disaggregation of Revenue
Revenue	329,260	318,327	660,140	618,724
Contract operations \| Transferred at Point in Time
Disaggregation of Revenue
Revenue	1,600	1,800	3,100	3,400
Contract operations \| 0 - 1,000 horsepower per unit
Disaggregation of Revenue
Revenue	$ 105,444	$ 108,670	$ 212,584	$ 210,902
Contract operations \| 0 - 1,000 horsepower per unit \| Minimum
Disaggregation of Revenue
Compressor unit horsepower (horsepower) \| hp	0	0	0	0
Contract operations \| 0 - 1,000 horsepower per unit \| Maximum
Disaggregation of Revenue
Compressor unit horsepower (horsepower) \| hp	1,000	1,000	1,000	1,000
Contract operations \| 1,001 - 1,500 horsepower per unit
Disaggregation of Revenue
Revenue	$ 106,249	$ 106,354	$ 215,700	$ 207,956
Contract operations \| 1,001 - 1,500 horsepower per unit \| Minimum
Disaggregation of Revenue
Compressor unit horsepower (horsepower) \| hp	1,001	1,001	1,001	1,001
Contract operations \| 1,001 - 1,500 horsepower per unit \| Maximum
Disaggregation of Revenue
Compressor unit horsepower (horsepower) \| hp	1,500	1,500	1,500	1,500
Contract operations \| Over 1,500 horsepower per unit
Disaggregation of Revenue
Revenue	$ 117,436	$ 103,155	$ 231,587	$ 199,571
Contract operations \| Over 1,500 horsepower per unit \| Minimum
Disaggregation of Revenue
Compressor unit horsepower (horsepower) \| hp	1,500	1,500	1,500	1,500
Contract operations \| Other
Disaggregation of Revenue
Revenue	$ 131	$ 148	$ 269	$ 295
Aftermarket services
Disaggregation of Revenue
Revenue	41,978	64,825	84,865	111,591
Aftermarket services \| Other
Disaggregation of Revenue
Revenue		1,872		1,872
Aftermarket services \| Services
Disaggregation of Revenue
Revenue	22,915	33,107	44,387	59,162
Aftermarket services \| OTC parts and components sales
Disaggregation of Revenue
Revenue	$ 19,063	$ 29,846	$ 40,478	$ 50,557