Quarterly report pursuant to Section 13 or 15(d)

Note 10 - Commitments and Contingencies (Details Textual)

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Note 10 - Commitments and Contingencies (Details Textual) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 16 Months Ended
Nov. 01, 2022
Feb. 01, 2022
Jun. 30, 2024
Mar. 14, 2024
Feb. 01, 2026
Feb. 01, 2024
Dec. 31, 2023
Oct. 13, 2022
Abandonment Funding     $ 6,268       $ 6,268  
Egyptian General Petroleum Corporation (EGPC) [Member]                
Contractual Obligation     $ 150,000          
Development Timeframe (Year)     5 years          
Minimum [Member] | Egyptian General Petroleum Corporation (EGPC) [Member]                
Contractual Obligation     $ 50,000          
TransGlobe [Member]                
Other Receivables     51,700         $ 67,500
Other Receivables, Offset For Obligations Amount     11,200          
Accrued Liabilities and Other [Member] | Parent Company [Member]                
Contractual Obligation     9,600          
Other Long-term Liabilities [Member] | Parent Company [Member]                
Contractual Obligation     8,800          
Share Buyback Program [Member]                
Share Repurchase Program, Authorized, Amount $ 30,000              
Share Repurchase Program, Period in Force (Month) 20 months              
Treasury Stock, Shares, Acquired (in shares)       6,797,711        
Shares Acquired, Average Cost Per Share (in dollars per share)       $ 4.41        
Etame Marine Block [Member]                
Abandonment Funding     6,300          
Etame Marine Block [Member]                
Abandonment Funding     $ 10,700          
Egyptian General Petroleum Corporation (EGPC) [Member] | Merged Concession Agreement [Member]                
Payments for Merger Related Costs, Second Modernization Payment   $ 10,000            
Contractual Obligation           $ 10,000    
Egyptian General Petroleum Corporation (EGPC) [Member] | Merged Concession Agreement [Member] | Forecast [Member]                
Contractual Obligation         $ 10,000