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v3.22.1
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%
X
- Definition
Standardized measure of discounted future estimated net cash flows rate.
+ References
No definition available.
+ Details
Name:
NRIS_StandardizedMeasureOfDiscountedFutureEstimatedNetCashFlowsRate
Namespace Prefix:
NRIS_
Data Type:
dtr-types:percentItemType
Balance Type:
na
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
srt_ExtractiveIndustriesAbstract
Namespace Prefix:
srt_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration