XML 104 R73.htm IDEA: XBRL DOCUMENT v3.19.1

LONG-TERM DEBT (Details) - USD ($)
$ in Millions

Dec. 31, 2018

Dec. 31, 2017

LONG-TERM DEBT

Non-current portion of non-current borrowings

$ 780.5

$ 1,007.7

Senior unsecured notes - due November 15, 2022

LONG-TERM DEBT

Non-current portion of non-current borrowings

^[1]

495.3

494.3

Senior unsecured notes - due May15, 2025

LONG-TERM DEBT

Non-current portion of non-current borrowings

^[2]

285.2

283.4

Credit Facility [member]

LONG-TERM DEBT

Non-current portion of non-current borrowings

^[3]

$ 0.0

$ 230.0

[1]	Senior Unsecured Notes – due November 15, 2022
[2]	Senior Unsecured Notes – due May 15, 2025
[3]	Credit Facility

X

- Definition

The non-current portion of non-current borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2018-01-01
-Paragraph 55
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_55&doctype=Standard
-URIDate 2018-03-16

+ Details

Name:	ifrs-full_LongtermBorrowings
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	ifrs-full_NoncurrentPortionOfNoncurrentBorrowingsByTypeAbstract
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	ifrs-full_BorrowingsByNameAxis=ngd_TwoThousandTwentyTwoUnsecuredNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_BorrowingsByNameAxis=ngd_TwoThousandTwentyFiveUnsecuredNotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_BorrowingsByNameAxis=ngd_RevolvingCreditFacility1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: