INCOME TAXES - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Deferred tax assets:
Net operating loss and other carryforwards	$ 453	$ 155
Stock based compensation	7	7
Viper LP's investment in Viper LLC	134	94
Other	11	9
Deferred tax assets	605	265
Valuation allowance	(7)	(14)
Deferred tax assets, net of valuation allowance	598	251
Deferred tax liabilities:
Oil and natural gas properties and equipment	2,275	1,825
Midstream investments	50	67
Derivative instruments	6	47
Rattler LP's investment in Rattler LLC	8	0
Other	3	0
Total deferred tax liabilities	2,342	1,939
Net deferred tax liabilities	$ 1,744	$ 1,688