Fair Value Measurements - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Gross Fair Value, Assets	$ 96,294	$ 19,741
Effect of Counterparty Netting, Assets	(16)	(4,343)
Total net carrying value on Balance Sheet, assets	96,278	15,398
Gross Fair Value, Liabilities	16	4,520
Effect of Counterparty Netting, Liabilities	(16)	(4,343)
Total net carrying value on Balance Sheet, liabilities	0	177
Commodity Derivative Instruments | Fair Value Measurements, Recurring Basis
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Effect of Counterparty Netting, Assets	(16)	(4,343)
Total net carrying value on Balance Sheet, assets	96,278	15,398
Effect of Counterparty Netting, Liabilities	(16)	(4,343)
Total net carrying value on Balance Sheet, liabilities	0	177
Commodity Derivative Instruments | Fair Value Measurements, Recurring Basis | Level 1
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Gross Fair Value, Assets	0	0
Gross Fair Value, Liabilities	0	0
Commodity Derivative Instruments | Fair Value Measurements, Recurring Basis | Level 2
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Gross Fair Value, Assets	96,294	19,741
Gross Fair Value, Liabilities	16	4,520
Commodity Derivative Instruments | Fair Value Measurements, Recurring Basis | Level 3
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Gross Fair Value, Assets	0	0
Gross Fair Value, Liabilities	$ 0	$ 0