| Cover | Sep. 05, 2019 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Sep. 5, 2019 |
| Entity File Number | 001-31240 |
| Entity Registrant Name | Newmont Goldcorp Corporation |
| Entity Central Index Key | 0001164727 |
| Entity Tax Identification Number | 84-1611629 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 6363 South Fiddler's Green Circle |
| Entity Address, City or Town | Greenwood Village |
| Entity Address, State or Province | CO |
| Entity Address, Postal Zip Code | 80111 |
| City Area Code | 303 |
| Local Phone Number | 863-7414 |
| 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 $1.60 per share |
| Trading Symbol | NEM |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
