Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Basic:
Weighted average number of common shares outstanding during the period - basic (in shares)	167,149	156,322
Diluted:
Weighted average number of common shares outstanding during the period - basic (in shares)	167,149	156,322
Weighted average number of common shares outstanding during the period - diluted (in shares)	167,149	158,140
Class A Common Stock
Basic:
Net income (loss) attributable to Class A Common Stock	$ (1,227,010)	$ 13,026
Weighted average number of common shares outstanding during the period - basic (in shares)	167,149	156,322
Net income (loss) per share of Class A Common Stock - basic (in dollars per share)	$ (7.34)	$ 0.08
Diluted:
Net income (loss) attributable to Class A Common Stock	$ (1,227,010)	$ 13,026
Weighted average number of common shares outstanding during the period - basic (in shares)	167,149	156,322
Add: Dilutive effect of warrants, stock based compensation, and other (in shares)	0	1,818
Weighted average number of common shares outstanding during the period - diluted (in shares)	167,149	158,140
Net income (loss) per share of Class A Common Stock - diluted (in shares)	$ (7.34)	$ 0.08
Class A Common Stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded due to antidilutive effect (in shares)	85,800	93,300
Contingent Shares of Class A Common Stock Issuable to EnerVest
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded due to antidilutive effect (in shares)	4,000
RSUs and PSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded due to antidilutive effect (in shares)	300