| Cover | May 05, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | May 5, 2022 |
| Entity Registrant Name | NantHealth, Inc. |
| Entity Incorporation, State or Country Code | DE |
| Entity File Number | 001-37792 |
| Entity Tax Identification Number | 27-3019889 |
| Entity Address, Address Line One | 3000 RDU Drive, Suite 200 |
| Entity Address, City or Town | Morrisville |
| Entity Address, State or Province | NC |
| Entity Address, Postal Zip Code | 27560 |
| City Area Code | 855 |
| Local Phone Number | 949-6268 |
| 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 $0.0001 per share |
| Trading Symbol | NH |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
| Amendment Flag | false |
| Entity Central Index Key | 0001566469 |
