Document and Entity Information - shares	6 Months Ended
	Jun. 30, 2022	Jul. 27, 2022
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jun. 30, 2022
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	Q2
Trading Symbol	CFLT
Entity Registrant Name	CONFLUENT, INC.
Entity Central Index Key	0001699838
Current Fiscal Year End Date	--12-31
Entity Filer Category	Non-accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Shell Company	false
Title of 12(b) Security	Class A Common Stock, par value $0.00001 per share
Entity File Number	001-40526
Security Exchange Name	NASDAQ
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	47-1824387
Entity Address, Address Line One	899 W. Evelyn Avenue
Entity Address, City or Town	Mountain View
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	94041
City Area Code	800
Local Phone Number	439-3207
Document Transition Report	false
Document Quarterly Report	true
Class A Common Stock [Member]
Entity Common Stock, Shares Outstanding		141,180,830
Class B Common Stock [Member]
Entity Common Stock, Shares Outstanding		140,767,255