Schedule of Discounted Future Net Cash Flows Relating to Proven Reserves (Details) (Parenthetical)	12 Months Ended
Feb. 28, 2022
Extractive Industries [Abstract]
Standardized measure of discounted future estimated net cash flows rate	10.00%

Standardized measure of discounted future estimated net cash flows rate.

No definition available.

Name:	NRIS_StandardizedMeasureOfDiscountedFutureEstimatedNetCashFlowsRate
Namespace Prefix:	NRIS_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration