v3.25.4
Cover
Mar. 10, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Mar. 10, 2026
Entity File Number 0-11399
Entity Registrant Name Cintas Corporation
Entity Central Index Key 0000723254
Entity Tax Identification Number 31-1188630
Entity Incorporation, State or Country Code WA
Entity Address, Address Line One 6800 Cintas Boulevard
Entity Address, Address Line Two P.O. Box 625737
Entity Address, City or Town Cincinnati
Entity Address, State or Province OH
Entity Address, Postal Zip Code 45262-5737
City Area Code 513
Local Phone Number 459-1200
Written Communications true
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, no par value
Trading Symbol CTAS
Security Exchange Name NASDAQ
Entity Emerging Growth Company false