v3.26.1
Document And Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Document Information Line Items      
Entity Central Index Key 0001694617    
Document Type 10-K    
Document Annual Report true    
Current Fiscal Year End Date --12-31    
Document Period End Date Dec. 31, 2025    
Document Fiscal Year Focus 2025    
Entity File Number 000-055912    
Entity Registrant Name ROYALE ENERGY, INC.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 81-4596368    
Entity Address, Address Line One 1530 Hilton Head Road #205    
Entity Address, City or Town El Cajon    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 92019    
City Area Code 619    
Local Phone Number 383-6600    
Title of 12(g) Security Common Stock, 0.001 par value per share    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status No    
Entity Interactive Data Current Yes    
ICFR Auditor Attestation Flag false    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Document Financial Statement Error Correction [Flag] true    
Document Financial Statement Restatement Recovery Analysis [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 1,545,769
Entity Common Stock, Shares Outstanding   96,600,302  
Auditor Firm ID 243    
Auditor Name HORNE LLP    
Auditor Location Houston, Texas    
Amendment Flag false    
Document Fiscal Period Focus FY    
Document Transition Report false