v3.26.1
Prepaid expenses (Details Narrative)
9 Months Ended
Jun. 30, 2026
USD ($)
Prepaid expenses
Capital Purchase Commitments
$ 21,862
X
- References
No definition available.
+ Details
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Data Type:
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Balance Type:
debit
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
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Namespace Prefix:
elva_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration