Document and Entity Information
| Document and Entity Information | Aug. 04, 2021 |
| Cover [Abstract] | |
| Amendment Flag | false |
| Entity Central Index Key | 0001532286 |
| Document Type | 8-K |
| Document Period End Date | Aug. 4, 2021 |
| Entity Registrant Name | NINE ENERGY SERVICE, INC. |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-38347 |
| Entity Tax Identification Number | 80-0759121 |
| Entity Address, Address Line One | 2001 Kirby Drive |
| Entity Address, Address Line Two | Suite 200 |
| Entity Address, City or Town | Houston |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 77019 |
| City Area Code | (281) |
| Local Phone Number | 730-5100 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Common Stock, par value $0.01 per share |
| Trading Symbol | NINE |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |