Summary of Significant Accounting Policies - Summary of Accounts Receivable (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for doubtful accounts	$ (21)	$ (106)
Total accounts receivable	62,120	72,943
Accrued oil, gas and NGL sales
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable gross	50,171	44,860
Due from joint interest owners
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable gross	9,551	27,435
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable gross	$ 2,419	$ 754