v3.26.1
Document and Entity Information
Jun. 25, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jun. 25, 2026
Entity File Number 000-49602
Entity Registrant Name SYNAPTICS INCORPORATED
Entity Central Index Key 0000817720
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 77-0118518
Entity Address, Address Line One 1109 McKay Drive
Entity Address, City or Town San Jose
Entity Address, State or Province CA
Entity Address, Postal Zip Code 95131
City Area Code 408
Local Phone Number 904-1100
Title of 12(b) Security Common stock, par value $0.001 per share
Trading Symbol SYNA
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Written Communications true
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false