v3.26.1
Cover
 12 Months Ended
Dec. 31, 2025
shares
Entity Addresses [Line Items]  
Document Type 20-F
Amendment Flag false
Document Registration Statement false
Document Annual Report true
Document Transition Report false
Document Shell Company Report false
Document Period End Date Dec. 31, 2025
Document Fiscal Period Focus FY
Document Fiscal Year Focus 2025
Current Fiscal Year End Date --12-31
Entity File Number 000-55539
Entity Registrant Name TRILLION ENERGY INTERNATIONAL INC.
Entity Central Index Key 0001648636
Entity Incorporation, State or Country Code A1
Entity Address, Address Line One Suite 700
Entity Address, Address Line Two 838 W. Hastings Street
Entity Address, City or Town Vancouver
Entity Address, State or Province BC
Entity Address, Country CA
Entity Address, Postal Zip Code V6C 0A6
Entity Well-known Seasoned Issuer No
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Interactive Data Current No
Entity Filer Category Non-accelerated Filer
Entity Emerging Growth Company false
Document Accounting Standard International Financial Reporting Standards
Entity Shell Company false
Entity Common Stock, Shares Outstanding 41,624,457
Document Financial Statement Error Correction [Flag] false
Auditor Name MNP LLP
Auditor Firm ID 1930
Auditor Location Calgary, Canada
Business Contact [Member]  
Entity Addresses [Line Items]  
Entity Address, Address Line One Suite 700
Entity Address, Address Line Two 838 W. Hastings Street
Entity Address, City or Town Vancouver
Entity Address, State or Province BC
Entity Address, Postal Zip Code V6C 0A6
City Area Code 604
Local Phone Number 787-1715
Contact Personnel Name Mr. Sean Stofer
Contact Personnel Email Address Sean@trillionenergy.com