| Document and Entity Information | Sep. 09, 2019 |
| Cover [Abstract] | |
| Entity Registrant Name | Noble Corp plc |
| Amendment Flag | false |
| Entity Central Index Key | 0001458891 |
| Document Type | 8-K |
| Document Period End Date | Sep. 9, 2019 |
| Entity Incorporation State Country Code | X0 |
| Entity File Number | 001-36211 |
| Entity Tax Identification Number | 98-0619597 |
| Entity Address, Address Line One | 10 Brook Street |
| Entity Address, City or Town | London |
| Entity Address, Country | GB |
| Entity Address, Postal Zip Code | W1S 1BG |
| City Area Code | 20 |
| Local Phone Number | 3300 2300 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Shares, Nominal Value $0.01 per Share |
| Trading Symbol | NE |
| Security Exchange Name | NYSE |
| Entity Emerging Growth Company | false |
