Schedule of Fair Value Measure Of Estimated Inputs Of Convertible Debenture (Details) - Convertable Debenture [Member]	3 Months Ended
Mar. 31, 2026 $ / shares
IfrsStatementLineItems [Line Items]
Share price assumed	$ 4.35
Exercise price assumed	$ 67.50
Time to maturity assumed	3 months 29 days
Risk-free rate assumed	2.82%
Expected volatility assumed	26.00%
Dividend yield assumed
Dilution factor assumed	33.26%

The element represents fair value input measurement dilution factor.

No definition available.

Name:	nrrwf_FairValueInputMeasurementDilutionFactor
Namespace Prefix:	nrrwf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

The element represents fair value input measurement exercise price.

No definition available.

Name:	nrrwf_FairValueInputMeasurementExercisePrice
Namespace Prefix:	nrrwf_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

The element represents fair value input measurement expected term.

No definition available.

Name:	nrrwf_FairValueInputMeasurementExpectedTerm
Namespace Prefix:	nrrwf_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

The element represents fair value input measurement price volatility.

No definition available.

Name:	nrrwf_FairValueInputMeasurementPriceVolatility
Namespace Prefix:	nrrwf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

The element represents fair value input measurement risk free interest rate.

No definition available.

Name:	nrrwf_FairValueInputMeasurementRiskFreeInterestRate
Namespace Prefix:	nrrwf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

The element represents fair value input measurement share dividend rate.

No definition available.

Name:	nrrwf_FairValueInputMeasurementShareDividendRate
Namespace Prefix:	nrrwf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

The element represents fair value input measurement share price.

No definition available.

Name:	nrrwf_FairValueInputMeasurementSharePrice
Namespace Prefix:	nrrwf_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

No definition available.

Name:	nrrwf_IfrsStatementLineItems
Namespace Prefix:	nrrwf_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Name:	ifrs-full_ClassesOfLiabilitiesAxis=nrrwf_ConvertableDebentureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: