XML 135 R63.htm IDEA: XBRL DOCUMENT v3.22.1

SHARES CAPITAL AND RESERVES - weighted average assumptions to estimate the fair value of warrants issued (Details) - $ / shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
SHARE CAPITAL AND RESERVES
Risk-free interest rate	0.00%	0.26%
Expected option life in years		1 year 25 days
Expected share price volatility	0.00%	91.94%
Grant date share price	$ 0	$ 1.41
Expected forfeiture rate	0.00%	0.00%
Expected dividend yield	0	0

X

- References

No definition available.

+ Details

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

X

- Definition

Represents of Expected Dividend Rate Other Equity Instruments Granted.

+ References

No definition available.

+ Details

Name:	nfgc_ExpectedDividendRateOtherEquityInstrumentsGranted
Namespace Prefix:	nfgc_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The percentage of an expected forfeiture rate used to calculate the fair value of other equity instrument granted.

+ References

No definition available.

+ Details

Name:	nfgc_ExpectedForfeitureRateOtherEquityInstrumentsGranted
Namespace Prefix:	nfgc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The option life of other equity instrument granted.

+ References

No definition available.

+ Details

Name:	nfgc_ExpectedOptionLifeInYearsOtherEquityInstrumentsGranted
Namespace Prefix:	nfgc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The expected volatility of the share price used to calculate the fair value of the other equity instrument granted. Expected volatility is a measure of the amount by which a price is expected to fluctuate during a period.

+ References

No definition available.

+ Details

Name:	nfgc_ExpectedVolatilityOtherEquityInstrumentsGranted
Namespace Prefix:	nfgc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The implied yield currently available on zero-coupon government issues of the country in whose currency the exercise price for share other equity instruments granted is expressed, with a remaining term equal to the expected term of the other equity instrument being valued.

+ References

No definition available.

+ Details

Name:	nfgc_RiskFreeInterestRateOtherEquityInstrumentsGranted
Namespace Prefix:	nfgc_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The weighted average share price used as input to the pricing model to calculate the fair value of other equity instrument granted.

+ References

No definition available.

+ Details

Name:	nfgc_WeightedAverageSharePriceOtherEquityInstrumentsGranted
Namespace Prefix:	nfgc_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration