v3.25.1
Cover
May 28, 2025
Entity Listings [Line Items]  
Document Type 8-K
Amendment Flag false
Document Period End Date May 28, 2025
Entity File Number 1-11869
Entity Registrant Name FactSet Research Systems Inc.
Entity Central Index Key 0001013237
Entity Tax Identification Number 13-3362547
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 45 Glover Avenue
Entity Address, City or Town Norwalk
Entity Address, State or Province CT
Entity Address, Postal Zip Code 06850
City Area Code 203
Local Phone Number 810-1000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
NYSE  
Entity Listings [Line Items]  
Title of 12(b) Security Common Stock, $0.01 Par Value
Trading Symbol FDS
Security Exchange Name NYSE
NASDAQ  
Entity Listings [Line Items]  
Title of 12(b) Security Common Stock, $0.01 Par Value
Trading Symbol FDS
Security Exchange Name NASDAQ