Fair Value Measurements (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Financial assets
Derivative asset - current	$ 72,017	$ 8,860
Derivative asset - noncurrent	20,769	770
Financial liabilities
Derivative liability - current	0	6,889
Fair Value on a Recurring Basis
Financial assets
Derivative asset - current	72,017	8,860
Derivative asset - noncurrent	20,769	770
Total financial assets	92,786	9,630
Financial liabilities
Derivative liability - current	0	6,889
Derivative liability - noncurrent	0	0
Total financial liabilities	0	6,889
Level 1 \| Fair Value on a Recurring Basis
Financial assets
Derivative asset - current	0	0
Derivative asset - noncurrent	0
Total financial assets	0	0
Financial liabilities
Derivative liability - current	0	0
Derivative liability - noncurrent	0	0
Total financial liabilities	0	0
Level 2 \| Fair Value on a Recurring Basis
Financial assets
Derivative asset - current	72,017	8,860
Derivative asset - noncurrent	20,769	770
Total financial assets	92,786	9,630
Financial liabilities
Derivative liability - current	0	6,889
Derivative liability - noncurrent	0	0
Total financial liabilities	0	6,889
Level 3 \| Fair Value on a Recurring Basis
Financial assets
Derivative asset - current	0	0
Derivative asset - noncurrent	0
Total financial assets	0	0
Financial liabilities
Derivative liability - current	0	0
Derivative liability - noncurrent	0	0
Total financial liabilities	$ 0	$ 0

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