Document And Entity Information - shares	9 Months Ended
	Sep. 30, 2021	Nov. 10, 2021
Document Information Line Items
Entity Registrant Name	COMSOVEREIGN HOLDING CORP.
Document Type	10-Q
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		79,934,456
Amendment Flag	false
Entity Central Index Key	0001178727
Entity Current Reporting Status	Yes
Entity Filer Category	Non-accelerated Filer
Document Period End Date	Sep. 30, 2021
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	Q3
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Document Quarterly Report	true
Document Transition Report	false
Entity File Number	333-150332
Entity Incorporation, State or Country Code	NV
Entity Tax Identification Number	46-5538504
Entity Address, Address Line One	5000 Quorum Drive
Entity Address, Address Line Two	Suite 400
Entity Address, City or Town	Dallas
Entity Address, State or Province	TX
Entity Address, Postal Zip Code	75254
City Area Code	(904)
Local Phone Number	834-4400
Entity Interactive Data Current	Yes