Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2021

Fair Value Disclosures [Abstract]

Fair value hierarchy of financial assets and liabilities

The following table sets forth, by level within the fair value hierarchy, our financial assets and liabilities that were accounted for at fair value on a recurring basis as of the periods indicated:

	Fair Value Measurements Using:
In thousands	Quoted Prices in Active Markets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total
September 30, 2021
Liabilities
Oil derivative contracts – current	$	—	$	(193,015)	$	—	$	(193,015)
Oil derivative contracts – long-term	—		(16,435)		—		(16,435)
Total Liabilities	$	—	$	(209,450)	$	—	$	(209,450)
December 31, 2020
Assets
Oil derivative contracts – current	$	—	$	187	$	—	$	187
Total Assets	$	—	$	187	$	—	$	187
Liabilities
Oil derivative contracts – current	$	—	$	(53,865)	$	—	$	(53,865)
Oil derivative contracts – long-term	—		(5,087)		—		(5,087)
Total Liabilities	$	—	$	(58,952)	$	—	$	(58,952)