Loans receivable current and non-current.

No definition available.

Name:	eh_LoansReceivableCurrentAndNonCurrent
Namespace Prefix:	eh_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Loans receivable settled by accounts payable.

+ References

No definition available.

+ Details

Name:	eh_LoansReceivableSettledByAccountsPayable
Namespace Prefix:	eh_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Loans Receivable With Fixed Rates Of Interest Percentage

+ References

No definition available.

+ Details

Name:	eh_LoansReceivableWithFixedRatesOfInterestPercentage
Namespace Prefix:	eh_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Long Term Loans Receivable Agreement Term

+ References

No definition available.

+ Details

Name:	eh_LongTermLoansReceivableAgreementTerm
Namespace Prefix:	eh_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of allowance for credit loss on financing receivable, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(4))
-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-4

+ Details

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

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 470
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481139/470-20-50-4

+ Details

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

- Definition

Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

+ Details

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

- Definition

The cash inflow associated with the collection, including prepayments, of loans receivable issued for financing of goods and services.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-12

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of expense related to credit loss from transactions other than loan and lease transactions.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
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-Topic 230
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+ Details

Name:	us-gaap_ProvisionForOtherCreditLosses
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of cash outflow for short-term and long-term debt. Excludes payment of lease obligation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 15
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-15

+ Details

Name:	us-gaap_RepaymentsOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis=eh_KeyAavMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=eh_ThirdPartyMember
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Data Type:	na
Balance Type:
Period Type:

- Details

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Period Type:

- Details

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- Details

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Prepayments and Other Current Assets - Additional Information (Detail) € in Thousands, ¥ in Thousands, $ in Thousands	1 Months Ended		12 Months Ended
	Mar. 31, 2020 CNY (¥)	Jan. 31, 2020	Dec. 31, 2025 CNY (¥)	Dec. 31, 2025 USD ($)	Dec. 31, 2024 CNY (¥)	Dec. 31, 2023 CNY (¥)	Mar. 31, 2020 EUR (€)	Jan. 01, 2020 CNY (¥)
Provision for credit losses on other receivables			¥ 7,249	$ 1,037	¥ 7,082
Proceeds from collection of loans receivable			0	0	0	¥ 1,700
Loans from third parties, amount repaid			40,000
Loans receivable settled by accounts payable			5,800	$ 0	0	5,800
Allowance for credit loss on financing receivable current					¥ 4,215	285
Loans Receivable Current and Non current			¥ 4,500
Key AAV [Member]
Long term loans receivable. Agreement term	2 years	3 years
Loans receivable principal amount	¥ 1,900						€ 243	¥ 52,000
Loans receivable, interest rate	3.50%						3.50%	3.00%
Third Party [Member]
Debt instrument outstanding amount						12,000
Third Party [Member] \| Not Later Than Nine Months [Member]
Debt instrument outstanding amount						2,000
Third Party [Member] \| Not Later Than One Year [Member]
Debt instrument outstanding amount						2,000
Third Party [Member] \| Later Than One Year And Not Later Than Two Years [Member]
Debt instrument outstanding amount						¥ 8,000