Note 5 - Derivative Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

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

				Year Ended December 31, 2020
	Year Ended December 31, 2021			August 22, 2020 through December 31, 2020		January 1, 2020 through August 21, 2020
	Successor			Successor		Predecessor
Noncash derivative gain (loss), net	$	(15,467	)	$	—	$	—
Cash payments on settled derivatives, net		(11,267	)		—		—
Derivative gain (loss), net	$	(26,734	)	$	—	$	—

Schedule of Price Risk Derivatives [Table Text Block]

	2022										2023
	First Quarter		Second Quarter		Third Quarter		Fourth Quarter		Total		First Quarter		Second Quarter		Total
Crude Oil Price Swaps - WTI: (a)
Volume (MBbls)		966.4		794.1		208.0		239.0		2,207.5		198.0		200.2		398.2
Price per Bbl	$	69.26	$	69.32	$	68.76	$	59.37	$	68.16	$	57.22	$	57.22	$	57.22

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

	As of December 31, 2021
Bank of Oklahoma, National Association	$	946
Bank of America, National Association		861
Citizens Bank, National Association		392
Fifth Third Bank, National Association		(17,666	)
	$	(15,467	)