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Stock Based Compensation - Valuation Assumptions (Details) (USD $)
6 Months Ended
Jun. 30, 2014
Performance Restricted Stock Units
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Grant-date fair value, performance restricted stock units (in dollars per share) $ 125.63
Risk-free rate 0.30%
Company volatility 39.60%
Viper Energy Partners LP [Member] | Stock/Unit Options [Member]
 
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Grant-date fair value, unit options (in dollars per share) $ 4.24
Risk-free rate 0.99%
Company volatility 36.00%
Expected dividend yield 5.90%
Expected term (in years) 3 years