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EQUITY-BASED COMPENSATION - Viper Long-Term Incentive Plan (Details) - Viper Energy Partners LP Long Term Incentive Plan - Phantom Share Units (PSUs)
12 Months Ended
Dec. 31, 2019
$ / shares
shares
Restricted Stock Awards & Units  
Unvested, beginning balance (in shares) | shares 125,053
Granted (in shares) | shares 56,582
Vested (in shares) | shares (85,359)
Forfeited (in shares) | shares (1,028)
Unvested, ending balance (in shares) | shares 95,248
Weighted Average Grant-Date Fair Value  
Unvested, beginning balance (in dollars per share) | $ / shares $ 23.44
Granted (in dollars per share) | $ / shares 30.33
Vested (in dollars per share) | $ / shares 23.96
Forfeited (in dollars per share) | $ / shares 42.50
Unvested, ending balance (in dollars per share) | $ / shares $ 26.87