| Cover | Aug. 26, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 26, 2021 |
| Entity File Number | 000-20728 |
| Entity Registrant Name | Qumu Corp |
| Entity Central Index Key | 0000892482 |
| Entity Tax Identification Number | 41-1577970 |
| Entity Incorporation, State or Country Code | MN |
| Entity Address, Address Line One | 400 S. 4th Street |
| Entity Address, Address Line Two | Suite 401-412 |
| Entity Address, City or Town | Minneapolis |
| Entity Address, State or Province | MN |
| Entity Address, Postal Zip Code | 55415 |
| City Area Code | (612) |
| Local Phone Number | 638-9100 |
| 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 $0.01 |
| Trading Symbol | QUMU |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
