Represents the amount of maximum amount of borrowings in excess of current assets on a covenant of a debt instrument.

No definition available.

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Namespace Prefix:	evtv_
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Balance Type:	debit
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of the required periodic payments including both interest and principal payments.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of notes payable (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Including the current and noncurrent portions, aggregate carrying amount of all types of notes payable, as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.

+ References

+ Details

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Period Type:	instant

- Definition

Sum of the carrying values as of the balance sheet date of the portions of long-term notes payable due within one year or the operating cycle if longer.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

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Namespace Prefix:
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Period Type:

- Details

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Period Type:

- Details

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Period Type:

- Details

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Balance Type:
Period Type:

- Details

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Balance Type:
Period Type:

- Details

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Note 4 - Debt (Details Textual) - USD ($)	Aug. 20, 2022	Jul. 15, 2022	Jun. 15, 2022	Jun. 15, 2021	Sep. 30, 2023	Dec. 31, 2022	Aug. 04, 2022
Notes Payable, Current					$ 476,497	$ 215,766
Notes Payable, Noncurrent					13,024	$ 16,671
Second Premium Financing Agreement [Member]
Debt Instrument, Face Amount	$ 467,074
Debt Instrument, Term (Month)	9 months
Debt Instrument, Periodic Payment	$ 53,675
Notes Payable, Current					470,246
Debt Instrument, Interest Rate, Stated Percentage	8.20%
Centennial Bank Line of Credit [Member]
Debt Instrument, Interest Rate, Stated Percentage							2.75%
Debt Instrument, Covenant, Maximum Amount of Borrowing in Excess of Current Assets							$ 1,000,000
Long-Term Line of Credit					0
Equipment Financing Agreement [Member]
Debt Instrument, Face Amount				$ 63,576
Debt Instrument, Term (Month)				24 months
Debt Instrument, Periodic Payment				$ 2,649
Line of Credit, Current					0
Facility Grounds Equipment Loans [Member]
Debt Instrument, Face Amount		$ 25,007
Debt Instrument, Term (Month)		36 months
Debt Instrument, Periodic Payment		$ 521
Notes Payable					19,276
Notes Payable, Current					6,252
Notes Payable, Noncurrent					13,024
First Insurance Funding [Member] \| Premium Financing Agreement [Member]
Debt Instrument, Face Amount			$ 225,000
Debt Instrument, Periodic Payment			$ 25,608
Notes Payable					$ 0
Debt Instrument, Interest Rate, Stated Percentage			5.80%