Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Deferred tax assets:    
Net operating loss carryforwards $ 88,043 $ 87,196
Capitalized intangible drilling cost 100,307 29,159
Interest expense 18,722 6,023
Equity-based compensation 8,284 3,366
Other assets 295 282
Total deferred tax assets 215,651 126,026
Deferred tax liabilities:    
Investment in CRP (301,155) (188,193)
Net deferred tax asset (liability) $ (85,504) $ (62,167)