ACQUISITIONS AND DIVESTITURES - Schedule of Asset Acquisition Consideration Paid (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	Jan. 31, 2023	Nov. 30, 2022
Lario Acquisition
Asset Acquisition [Line Items]
Shares of Diamondback common stock issued at closing (in shares)	4,330
Closing price per share of Diamondback common stock on the closing date (in dollars per share)	$ 146.12
Fair value of Diamondback common stock issued	$ 633
Cash consideration	814
Total consideration (including fair value of Diamondback common stock issued)	$ 1,447
Firebird Acquisition
Asset Acquisition [Line Items]
Shares of Diamondback common stock issued at closing (in shares)		5,921
Closing price per share of Diamondback common stock on the closing date (in dollars per share)		$ 148.02
Fair value of Diamondback common stock issued		$ 876
Cash consideration		787
Total consideration (including fair value of Diamondback common stock issued)		$ 1,663