Document and Entity Information	Nov. 30, 2021
Cover [Abstract]
Entity Address, State or Province	NY
Amendment Flag	false
Entity Central Index Key	0001024305
Document Type	8-K
Document Period End Date	Nov. 30, 2021
Entity Registrant Name	Coty Inc.
Entity Incorporation State Country Code	DE
Entity File Number	001-35964
Entity Tax Identification Number	13-3823358
Entity Address, Address Line One	350 Fifth Avenue
Entity Address, City or Town	New York
Entity Address, Postal Zip Code	10118
City Area Code	(212)
Local Phone Number	389-7300
Written Communications	false
Soliciting Material	false
Pre Commencement Tender Offer	false
Pre Commencement Issuer Tender Offer	false
Security 12b Title	Class A Common Stock, $0.01 per share
Trading Symbol	COTY
Security Exchange Name	NYSE
Entity Emerging Growth Company	false