Defined Contribution Plan	6 Months Ended
	Jun. 30, 2020
Retirement Benefits [Abstract]
Defined Contribution Plan	Defined Contribution PlanThe Company sponsors a 401(k) defined contribution retirement plan covering eligible employees. However, effective April 1, 2020, in connection with other cost savings measures undertaken in response to declining demand for frac services as a result of the impacts of the COVID-19 pandemic, the Company suspended its 6% matching contribution. Prior to April 1, 2020, the Company made matching contributions at a rate of $1.00 for each $1.00 of employee contribution, subject to a cap of 6% of the employee’s salary and federal limits. Contributions made by the Company were $0 and $3.9 million for the three months ended June 30, 2020 and 2019, respectively, and $4.2 million and $8.0 million for the six months ended June 30, 2020 and 2019, respectively.