Leases (Details) - Schedule of amortization of the right of use asset	Sep. 30, 2022 USD ($)
Schedule Of Amortization Of The Right Of Use Asset Abstract
2023	$ 19,266
2024	8,693
Total	$ 27,959

Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date.

No definition available.

Name:	evtn_FiniteLivedIntangibleAssetAmortizationExpenseNextTwelveMonths
Namespace Prefix:	evtn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant