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Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	$ 3,664	$ 3,412	$ 10,413	$ 8,399
Add: ASC 842 rental revenue	27,705	18,631	74,533	53,905
Total revenue	31,369	22,043	84,946	62,304
Compressors - sales
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	207	1,300	1,214	3,553
Flares - sales
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	0	131	87	214
Other (parts/rebuilds) - sales
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	1,206	1,655	4,699	3,503
Aftermarket services
Disaggregation of Revenue [Line Items]
Revenue from contracts with customers	$ 2,251	$ 326	$ 4,413	$ 1,129

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