Annual report pursuant to Section 13 and 15(d)

Note 12 - Commitments and Contingencies (Details Textual)

v3.24.0.1
Note 12 - Commitments and Contingencies (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Feb. 29, 2024
Dec. 22, 2023
Feb. 01, 2022
Mar. 31, 2023
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Feb. 01, 2026
Feb. 01, 2024
Dec. 12, 2023
Aug. 31, 2023
Abandonment Funding         $ 6,268 $ 20,586          
Payments for Abandonment Funding       $ 15,600              
Results of Operations, Impairment of Oil and Gas Properties         7,484 8,867 $ 0        
Egyptian General Petroleum Corporation (EGPC) [Member]                      
Contractual Obligation, Total         $ 150,000            
Development Timeframe (Year)         5 years            
Contractual Obligation, to be Paid, Year One         $ 10,000            
Contractual Obligation, to be Paid, Year Two         10,000            
Contractual Obligation, to be Paid, Year Three         10,000            
Contractual Obligation, to be Paid, Year Four         10,000            
Contractual Obligation, to be Paid, Year Five         10,000            
Contractual Obligation, to be Paid, after Year Five         70,000            
Minimum [Member] | Egyptian General Petroleum Corporation (EGPC) [Member]                      
Contractual Obligation, Total         50,000            
Parent Company [Member] | Accrued Liabilities and Other [Member]                      
Contractual Obligation, Total         9,900            
Parent Company [Member] | Other Long-term Liabilities [Member]                      
Contractual Obligation, Total         17,700            
Subsequent Event [Member] | Svenska Petroleum Exploration Aktiebolag [Member]                      
Business Combination, Consideration Transferred $ 66,500                    
FPSO Charter [Member]                      
Restricted Cash         1,800            
Etame Marine Block [Member]                      
Estimated Abandonment Costs                     $ 45,900
Abandonment Funding         6,300            
Payments for Abandonment Funding       15,600              
FPSO Charter [Member]                      
Joint Operating Group FPSO Settlement                   $ 4,700  
Results of Operations, Impairment of Oil and Gas Properties           1,800          
Etame Marine Block [Member]                      
Estimated Abandonment Costs                     $ 77,900
Abandonment Funding         $ 10,700            
Payments for Abandonment Funding       $ 26,600              
FPSO Charter [Member]                      
Joint Operating Group FPSO Settlement           8,000       $ 8,000  
Accrued Liabilties, Joint Operating Group FPSO Settlement           4,900          
Results of Operations, Impairment of Oil and Gas Properties           $ 3,200          
Payments Made, Joint Operating Group FPSO Settlement   $ 8,000                  
Egyptian General Petroleum Corporation (EGPC) [Member] | Merged Concession Agreement [Member]                      
Payments for Merger Related Costs, Second Modernization Payment     $ 10,000                
Egyptian General Petroleum Corporation (EGPC) [Member] | Merged Concession Agreement [Member] | Forecast [Member]                      
Contractual Obligation, Total               $ 10,000      
Egyptian General Petroleum Corporation (EGPC) [Member] | Merged Concession Agreement [Member] | Subsequent Event [Member]                      
Contractual Obligation, Total                 $ 10,000