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Commitments and Contingencies - Narrative (Detail) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Expenses related to operating leases and rental agreements |  |  |  |  |  |  |  |  |  | $ 10,239,000 | $ 7,065,000
Revenues | $ 47,667,000 | $ 65,690,000 | $ 67,941,000 | $ 51,775,000 | $ 52,248,000 | $ 63,146,000 | $ 54,448,000 | $ 42,628,000 | $ 233,073,000 | 212,470,000 | $ 137,212,000
Accounts receivable, net | 60,052,000 |  |  |  | 18,989,000 |  |  |  | 60,052,000 | 18,989,000 |
Pending Litigation | U.S. Well Services, LLC |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 34,271,000 |  |
Accounts receivable, net | 37,422,000 |  |  |  | $ 3,237,000 |  |  |  | 37,422,000 | $ 3,237,000 |
Permit bond |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Bond, carrying value | 1,350 |  |  |  |  |  |  |  | 1,350 |  |
Jackson County, Wisconsin | Performance Bond |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Bond, carrying value | 4,400 |  |  |  |  |  |  |  | 4,400 |  |
Monroe County, Wisconsin | Performance Bond |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Bond, carrying value | 900 |  |  |  |  |  |  |  | 900 |  |
Pipeline Common Carrier | Performance Bond |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Bond, carrying value | $ 1,230 |  |  |  |  |  |  |  | $ 1,230 |  |

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