Cover - shares	6 Months Ended
	Jun. 30, 2024	Aug. 05, 2024
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Jun. 30, 2024
Document Transition Report	false
Entity File Number	001-42043
Entity Registrant Name	Silvaco Group, Inc.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	27-1503712
Entity Address, Address Line One	4701 Patrick Henry Drive
Entity Address, Address Line Two	Building #23
Entity Address, City or Town	Santa Clara
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	95054
City Area Code	408
Local Phone Number	567-1000
Title of 12(b) Security	Common Stock, par value $0.0001 per share
Trading Symbol	SVCO
Security Exchange Name	NASDAQ
Entity Current Reporting Status	No
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		26,294,217
Document Fiscal Year Focus	2024
Entity Central Index Key	0001943289
Amendment Flag	false
Document Fiscal Period Focus	Q2
Current Fiscal Year End Date	--12-31