v3.26.1
Cover - USD ($)
12 Months Ended
Dec. 31, 2025
Apr. 14, 2026
Jun. 30, 2024
Cover [Abstract]      
Document Type 10-K/A    
Amendment Flag true    
Amendment Description Madison Technologies Inc. (the “Company”) previously filed its Annual Report on Form 10-K for the year ended December 31, 2025 (the “Original Form 10-K”) with the Securities and Exchange Commission (the “SEC”) on April 15, 2026. This Amendment No. 1 to the Original Form 10-K (this “Amendment”) is being filed solely to correct a clerical error in the date and signature of the "Report of Independent Registered Public Accounting Firm" in Part II, Item 8    
Document Annual Report true    
Document Transition 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 000-51302    
Entity Registrant Name Madison Technologies Inc.    
Entity Central Index Key 0001318268    
Entity Tax Identification Number 85-2151785    
Entity Incorporation, State or Country Code NV    
Entity Address, Address Line One 2500 Westchester Avenue    
Entity Address, Address Line Two Suite 401    
Entity Address, City or Town Purchase    
Entity Address, State or Province NY    
Entity Address, Postal Zip Code 10577    
City Area Code (212)    
Local Phone Number 257-4193    
Title of 12(b) Security Common stock - $0.001 par value    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status No    
Entity Interactive Data Current No    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity Public Float     $ 187,863
Entity Common Stock, Shares Outstanding   1,678,095,243  
Document Financial Statement Error Correction [Flag] false    
Auditor Opinion [Text Block] We have audited the accompanying consolidated balance sheets of Madison Technologies Inc. and its subsidiary (collectively referred to as the “Company”) as of December 31, 2025 and 2024, the related consolidated statements of operations, mezzanine equity and stockholders’ deficiency, and cash flows for each of the years in the two-year period ended December 31, 2025, and the related notes (collectively referred to as the “consolidated financial statements”). In our opinion, the consolidated financial statements present fairly, in all material respects, the financial position of the Company as of December 31, 2025 and 2024, and the results of its operations and its cash flows for each of the years in the two-year period ended December 31, 2025, in conformity with accounting principles generally accepted in the United States of America.    
Auditor Location Richmond Hill, Canada    
Auditor Name SRCO Professional Corporation    
Auditor Firm ID 5828