XML 100 R49.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Capital risk management (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
CAPITAL RISK MANAGEMENT [Abstract] |
Schedule of capital |
| Year ended December 31 |  |  |  |
(in millions of U.S. dollars) | 2023 | 2022 |  |  |  |
CAPITAL (AS DEFINED ABOVE) IS SUMMARIZED AS FOLLOWS |  |  |  |  |  |
Equity | 789.2 |  | 959.5 |  |  |  |  |
Long-term debt | 396.0 |  | 394.9 |  |  |  |  |
| 1,185.2 |  | 1,354.4 |  |  |  |  |
Cash and cash equivalents | (185.5) |  | (200.8) |  |  |  |  |
Total | 999.7 |  | 1,153.6 |  |  |  |  |

X
- References No definition available. + Details
Name: | ngd_CAPITALRISKMANAGEMENTAbstract
Namespace Prefix: | ngd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The detailed information relating to capital of the company. + References No definition available. + Details
Name: | ngd_DetailedInformationOfCapitalTableTextBlock
Namespace Prefix: | ngd_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration