v3.26.1
Asset retirement obligation (Details Narrative)
12 Months Ended
Dec. 31, 2025
Asset retirement obligations
Inflation Rate
2.40%
Risk-free Interest Rate
10.00%
X
- References
No definition available.
+ Details
Name:
nxt_FairValueAssumptionRiskFreeInterestRate
Namespace Prefix:
nxt_
Data Type:
num:percentItemType
Balance Type:
na
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
nxt_InflationRate
Namespace Prefix:
nxt_
Data Type:
num:percentItemType
Balance Type:
na
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_AssetRetirementObligationAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration