Annual report pursuant to Section 13 and 15(d)

Note 10 - Derivatives and Fair Value - Gain Loss on Derivative Instruments (Details)

v3.24.0.1
Note 10 - Derivatives and Fair Value - Gain Loss on Derivative Instruments (Details) - Crude Oil Swaps [Member] - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Derivative instruments loss, net $ 232 $ (37,812) $ (22,826)
Cash Settlements Paid on Matured Derivative Contracts, Net [Member]      
Derivative instruments loss, net (127) (42,935) (18,020)
Unrealized Gain (Loss) [Member]      
Derivative instruments loss, net $ 359 $ 5,123 $ (4,806)