| Cover | Nov. 15, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Nov. 15, 2021 |
| Entity File Number | 001-36260 |
| Entity Registrant Name | Cypress Environmental Partners, L.P. |
| Entity Central Index Key | 0001587246 |
| Entity Tax Identification Number | 61-1721523 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 5727 S. Lewis Avenue |
| Entity Address, Address Line Two | Suite 300 |
| Entity Address, City or Town | Tulsa |
| Entity Address, State or Province | OK |
| Entity Address, Postal Zip Code | 74105 |
| City Area Code | (918) |
| Local Phone Number | 748-3900 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Units |
| Trading Symbol | CELP |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
