Note 5 - Derivative Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2023

Notes Tables

Derivative Instruments, Gain (Loss) [Table Text Block]

	Three Months Ended June 30,						Six Months Ended June 30,
	2023			2022			2023			2022
Noncash derivative gain (loss), net	$	703		$	25,191		$	6,017		$	(16,442	)
Cash payments on settled derivatives, net		(5,066	)		(37,082	)		(7,260	)		(61,843	)
Derivative loss, net	$	(4,363	)	$	(11,891	)	$	(1,243	)	$	(78,285	)

Schedule of Price Risk Derivatives [Table Text Block]

	Remainder of 2023
	Third Quarter		Fourth Quarter		Total
Crude Oil Price Swaps – WTI:
Volume (MBbls)		276.0		—		276.0
Price per Bbl	$	72.30	$	—	$	72.30
Deferred Premium Put Options – WTI:
Volume (MBbls)		644.0		920.0		1,564.0
Price per Bbl (Put Price)	$	60.46	$	55.97	$	57.82
Price per Bbl (Net of Premium)	$	55.46	$	50.97	$	52.82

	2024
	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Total
Deferred Premium Put Options – WTI:
Volume (MBbls)		910.0		910.0		920.0		—		2,740.0
Price per Bbl (Put Price)	$	53.83	$	53.83	$	53.83	$	—	$	53.83
Price per Bbl (Net of Premium)	$	48.83	$	48.83	$	48.83	$	—	$	48.83

Schedule of Derivative Assets and Liabilities By Counterparty [Table Text Block]

	As of June 30, 2023
Bank of America, National Association	$	(7,994	)
Citizens Bank, National Association		(3,365	)
	$	(11,359	)