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Cover
Jul. 21, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jul. 21, 2025
Entity File Number 0-7928
Entity Registrant Name Comtech Telecommunications Corp.
Entity Central Index Key 0000023197
Entity Tax Identification Number 11-2139466
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 305 N 54th Street
Entity Address, City or Town Chandler
Entity Address, State or Province AZ
Entity Address, Postal Zip Code 85226
City Area Code 480
Local Phone Number 333-2200
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.10 per share
Trading Symbol CMTL
Security Exchange Name NASDAQ
Entity Emerging Growth Company false