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Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2024
Mar. 21, 2025
Jun. 28, 2024
Details      
Registrant CIK 0000019871    
Fiscal Year End --12-31    
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2024    
Document Transition Report false    
Entity File Number 000-01227    
Entity Registrant Name Chicago Rivet & Machine Co.    
Entity Incorporation, State or Country Code IL    
Entity Tax Identification Number 36-0904920    
Entity Address, Address Line One 901 Frontenac Road    
Entity Address, City or Town Naperville    
Entity Address, State or Province IL    
Entity Address, Postal Zip Code 60563    
City Area Code 630    
Local Phone Number 357-8500    
Title of 12(b) Security Common Stock, par value $1.00 per share    
Trading Symbol CVR    
Security Exchange Name NYSEAMER    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction false    
Entity Shell Company false    
Entity Public Float     $ 14,308,415
Entity Common Stock, Shares Outstanding   966,132  
Documents Incorporated by Reference [Text Block]

Documents Incorporated By Reference

Portions of the Company's definitive Proxy Statement which is to be filed with the Securities and Exchange Commission in connection with the Company's 2025 Annual Meeting of Shareholders are incorporated by reference in Part III of this report.

    
Amendment Flag false    
Document Fiscal Year Focus 2024    
Document Fiscal Period Focus FY    
Auditor Firm ID 173    
Auditor Name Crowe LLP    
Auditor Location Oakbrook Terrace, Illinois    
Auditor Opinion [Text Block]

Opinion on the Financial Statements

We have audited the accompanying consolidated balance sheets of Chicago Rivet & Machine Co. (the "Company") as of December 31, 2024 and 2023, the related consolidated statements of operations, shareholders’ equity, and cash flows for the years then ended, and the related notes (collectively referred to as the "financial statements"). In our opinion, the financial statements present fairly, in all material respects, the financial position of the Company as of December 31, 2024 and 2023, and the results of its operations and its cash flows for the years then ended, in conformity with accounting principles generally accepted in the United States of America.