XML 91 R62.htm IDEA: XBRL DOCUMENT v3.10.0.1

Income Taxes - Summary of Movement in Deferred Tax Liability (Detail) - CAD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Changes in deferred tax liability (asset) [abstract]
Opening balance	$ 280,000	$ 137,000
Recognized in income tax expense	35,000	167,000
Recognized in equity	(116,000)	(24,000)
Net deferred tax liability	$ 199,000	$ 280,000

X

- References

No definition available.

+ Details

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

X

- Definition

The amount of tax expense or income relating to changes in deferred tax liabilities and deferred tax assets, recognised in profit or loss. [Refer: Deferred tax assets; Deferred tax expense (income); Deferred tax liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2018-01-01
-Paragraph 81
-Subparagraph g
-Clause ii
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2018-03-01&anchor=para_81_g_ii&doctype=Standard
-URIDate 2018-03-16

+ Details

Name:	ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of deferred tax liabilities net of deferred tax assets, when the absolute amount of deferred tax liabilities is greater than the absolute amount of deferred tax assets. [Refer: Deferred tax assets; Deferred tax liabilities]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 12
-IssueDate 2018-01-01
-Paragraph 81
-Subparagraph g
-Clause i
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2018-03-01&anchor=para_81_g_i&doctype=Standard
-URIDate 2018-03-16

+ Details

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

X

- Definition

Deferred tax expense income recognized in equity.

+ References

No definition available.

+ Details

Name:	nxe_DeferredTaxExpenseIncomeRecognizedInEquity
Namespace Prefix:	nxe_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration