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Long-Lived Asset Impairment (Details)
hp in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2020
USD ($)
CompressorUnit
hp
Dec. 31, 2019
USD ($)
CompressorUnit
hp
Dec. 31, 2018
USD ($)
CompressorUnit
hp
Impaired Long-Lived Assets Held and Used      
Other asset impairment $ 1,700    
Idle Compressor Units      
Impaired Long-Lived Assets Held and Used      
Idle compressor units retired from the active fleet (compressors) | CompressorUnit 730 975 310
Horsepower of idle compressor units retired from the active fleet (horsepower) | hp 261 170 115
Impairment recorded on idle compressor units retired from the active fleet (in dollars) $ 77,590 $ 44,663 $ 28,127