Annual report pursuant to Section 13 and 15(d)

Document And Entity Information

v3.24.0.1
Document And Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2023
Mar. 08, 2024
Jun. 30, 2023
Document Information [Line Items]      
Entity Central Index Key 0000894627    
Entity Registrant Name VAALCO ENERGY INC /DE/    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2023    
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2023    
Document Transition Report false    
Entity File Number 1-32167    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 76-0274813    
Entity Address, Address Line One 9800 Richmond Avenue Suite 700    
Entity Address, City or Town Houston    
Entity Address, State or Province TX    
Entity Address, Postal Zip Code 77042    
City Area Code 713    
Local Phone Number 623-0801    
Title of 12(b) Security Common Stock, par value $0.10    
Trading Symbol EGY    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 396,600,000
Entity Common Stock, Shares Outstanding   103,274,173  
Auditor Name KPMG LLP    
Auditor Location Houston, Texas    
Auditor Firm ID 185