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Summary of Significant Accounting Policies - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Revenue from External Customer [Line Items]          
Revenue $ 19,926 $ 17,749 $ 40,262 $ 36,146  
Revenue related to unsatisfied performance obligations 0   0    
Uncertain tax position $ 0   0    
Sales          
Revenue from External Customer [Line Items]          
Revenue recognized     1,300   $ 1,100
Bill and Hold Arrangement          
Revenue from External Customer [Line Items]          
Revenue     $ 0 $ 0  
Minimum          
Revenue from External Customer [Line Items]          
Amortization period of capitalized contract costs 1 year   1 year    
Rental Contracts, Excluding Large Horsepower Compressors | Minimum          
Revenue from External Customer [Line Items]          
Rental contract term 6 months   6 months    
Rental Contracts, Excluding Large Horsepower Compressors | Maximum          
Revenue from External Customer [Line Items]          
Rental contract term 24 months   24 months    
Rental Contracts, Large Horsepower Compressors | Maximum          
Revenue from External Customer [Line Items]          
Rental contract term 60 months   60 months