Cover Page - USD ($)	12 Months Ended
	Dec. 31, 2022	Apr. 10, 2023	Jun. 30, 2022
Document Information [Line Items]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Dec. 31, 2022
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	FY
Current Fiscal Year End Date	--12-31
Entity Registrant Name	VAHANNA TECH EDGE ACQUISITION I CORP.
Entity Central Index Key	0001868640
Entity Filer Category	Non-accelerated Filer
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Document Transition Report	false
Entity Incorporation, State or Country Code	D8
Entity Address, Address Line One	1230 Avenue of the Americas, 16th Floor
Entity Address, City or Town	New York
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10020
Entity File Number	001-41094
Entity Tax Identification Number	98-1600102
City Area Code	347
Local Phone Number	745-6448
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Shell Company	true
Title of 12(b) Security	Class A ordinary shares, par value $0.0001 per share
Trading Symbol	VHNA
Security Exchange Name	NASDAQ
Document Annual Report	true
Entity Public Float			$ 199,699,800
ICFR Auditor Attestation Flag	false
Auditor Name	Marcum LLP
Auditor Firm ID	688
Auditor Location	New York, NY
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Common Class A [Member]
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		20,010,000
Common Class B [Member]
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		4,852,500
Units, each consisting of one Class A ordinary share and one-half of one redeemable warrant
Document Information [Line Items]
Title of 12(b) Security	Units, each consisting of one Class A ordinary share and one-half of one redeemable warrant
Trading Symbol	VHNAU
Security Exchange Name	NASDAQ
Redeemable warrants, each warrant exercisable for one Class A ordinary share, each at an exercise price of $11.50 per share
Document Information [Line Items]
Title of 12(b) Security	Redeemable warrants, each warrant exercisable for one Class A ordinary share, each at an exercise price of $11.50 per share
Trading Symbol	VHNAW
Security Exchange Name	NASDAQ