COMMITMENTS AND CONTINGENCIES (Tables)

12 Months Ended

Dec. 31, 2019

Commitments and Contingencies Disclosure [Abstract]

Schedule of minimum future payments

The following is a schedule of minimum future payments with commitments that have initial or remaining noncancelable terms in excess of one year as of December 31, 2019:

Year Ending December 31,	Sand Supply Agreement
	(in millions)
2020	$	18
2021	18
2022	18
2023	18
2024	18
Thereafter	23
Total	$	113

Schedule of rent expense

The following table presents rent expense for the years ended December 31, 2019, 2018 and 2017:

	Year ended December 31,
	2019		2018		2017
	(in millions)
Rent Expense	$	3	$	1	$	2