Cover	9 Months Ended
	Sep. 30, 2025 shares
Cover [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Quarterly Report	true
Document Transition Report	false
Document Period End Date	Sep. 30, 2025
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2025
Current Fiscal Year End Date	--12-31
Entity File Number	000-25553
Entity Registrant Name	INVECH HOLDINGS, INC.
Entity Central Index Key	0001009919
Entity Tax Identification Number	98-0419476
Entity Incorporation, State or Country Code	NV
Entity Address, Address Line One	7339 E. Williams Drive
Entity Address, Address Line Two	Unit 26496
Entity Address, City or Town	Scottsdale
Entity Address, State or Province	AZ
Entity Address, Postal Zip Code	85255
City Area Code	602
Local Phone Number	793.8058
Title of 12(b) Security	Common Stock
Trading Symbol	IVHI
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding	100,521,335