The amount of cash, securities, or other assets held by a third-party trustee pursuant to the terms of an agreement which assets are available to be used by beneficiaries to that agreement only within the specific terms thereof and which agreement is expected to terminate more than one year from the balance sheet date (or operating cycle, if longer) at which time the assets held-in-trust will be released or forfeited.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(b))
-URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

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Balance Type:	debit
Period Type:	instant

- Definition

The cash inflow associated with the sale of investments that are pledged or subject to withdrawal restrictions during the period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585

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Balance Type:	debit
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- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

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- Definition

Business combination of increase in extension amount.

+ References

No definition available.

+ Details

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Namespace Prefix:	vhna_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Number of outstanding per share.

+ References

No definition available.

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Data Type:	dtr-types:perShareItemType
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Subsequent Events - Additional Information (Detail) - USD ($)	Apr. 26, 2023	May 18, 2023	Mar. 31, 2023	Dec. 31, 2022
Subsequent Event [Line Items]
Assets Held-in-trust, Noncurrent			$ 209,296,150	$ 207,091,906
Subsequent Event [Member]
Subsequent Event [Line Items]
Number of outstanding per share	$ 0.033
Business combination of increase in extension amount	$ 225,000
Assets Held-in-trust, Noncurrent		$ 660,330
Trust Agreement [Member] \| Subsequent Event [Member]
Subsequent Event [Line Items]
Share price	$ 0.033
Deposited into the trust account	$ 225,000