REPORTABLE SEGMENT INFORMATION - Reconciliation of Segment Information (Details) - USD ($)	1 Months Ended	12 Months Ended
	Nov. 30, 2011	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Service revenue		$ 1,704,562,000	$ 981,865,000	$ 436,920,000
Adjusted EBITDA		388,523,000	137,443,000	7,816,000
Depreciation and amortization		88,138,000	55,628,000	43,542,000
Property and equipment impairment expense		0	0	6,305,000
Goodwill impairment expense		0	0	1,177,000
Capital expenditures	$ 13,000,000	592,602,000	305,299,000	46,008,000
Goodwill		9,425,000	9,425,000	9,425,000
Total assets		1,274,522,000	719,032,000	541,422,000
Pressure Pumping
Segment Reporting Information [Line Items]
Service revenue		1,658,403,000	945,040,000	409,014,000
Adjusted EBITDA		398,396,000	145,122,000	15,656,000
Depreciation and amortization		83,404,000	51,155,000	37,282,000
Property and equipment impairment expense				0
Goodwill impairment expense				0
Capital expenditures		577,171,000	300,406,000	45,473,000
Goodwill		9,425,000	9,425,000	9,425,000
Total assets		1,230,830,000	688,279,000	501,906,000
All Other
Segment Reporting Information [Line Items]
Service revenue		46,159,000	36,825,000	27,906,000
Adjusted EBITDA		(9,873,000)	(7,679,000)	(7,840,000)
Depreciation and amortization		4,734,000	4,473,000	6,260,000
Property and equipment impairment expense				6,305,000
Goodwill impairment expense				1,177,000
Capital expenditures		15,431,000	4,893,000	535,000
Goodwill		0	0	0
Total assets		$ 43,692,000	$ 30,753,000	$ 39,516,000