| Cover | Oct. 26, 2021 |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Oct. 26, 2021 |
| Current Fiscal Year End Date | --12-31 |
| Entity File Number | 333-150332 |
| Entity Registrant Name | COMSOVEREIGN HOLDING CORP. |
| Entity Central Index Key | 0001178727 |
| Entity Tax Identification Number | 46-5538504 |
| Entity Incorporation, State or Country Code | NV |
| 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 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
| Common Stock, par value $0.0001 per share | |
| Title of 12(b) Security | Common Stock, par value $0.0001 per share |
| Trading Symbol | COMS |
| Security Exchange Name | NASDAQ |
| Warrants to purchase Common Stock | |
| Title of 12(b) Security | Warrants to purchase Common Stock |
| Trading Symbol | COMSW |
| Security Exchange Name | NASDAQ |
| 9.25% Series A Cumulative Redeemable Perpetual Preferred Stock, par value $0.0001 per share | |
| Title of 12(b) Security | 9.25% Series A Cumulative Redeemable Perpetual Preferred Stock, par value $0.0001 per share |
| Trading Symbol | COMSP |
| Security Exchange Name | NASDAQ |
