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Document And Entity Information
Apr. 09, 2026
Document Information [Line Items]  
Entity, Registrant Name M-tron Industries, Inc.
Document, Type 8-K
Document, Period End Date Apr. 09, 2026
Entity, Incorporation, State or Country Code DE
Entity, File Number 001-41391
Entity, Tax Identification Number 46-0457994
Entity, Address, Address Line One 2525 Shader Road
Entity, Address, City or Town Orlando
Entity, Address, State or Province FL
Entity, Address, Postal Zip Code 32804
City Area Code 407
Local Phone Number 298-2000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity, Emerging Growth Company true
Entity, Ex Transition Period false
Amendment Flag false
Entity, Central Index Key 0001902314
CommonStockParValue001 Custom [Member]  
Document Information [Line Items]  
Title of 12(b) Security Common Stock, par value $0.01
Trading Symbol MPTI
Security Exchange Name NYSE
SubscriptionRightsToPurchaseSharesOfCommonStock Custom [Member]  
Document Information [Line Items]  
Title of 12(b) Security Subscription Rights to Purchase Shares of Common Stock
Trading Symbol MPTI RT
Security Exchange Name NYSE