Cover Page - shares	6 Months Ended
	Jun. 30, 2023	Aug. 02, 2023
Document Information [Line Items]
Document Type	10-Q
Amendment Flag	false
Document Fiscal Year Focus	2023
Document Period End Date	Jun. 30, 2023
Trading Symbol	WT
Document Fiscal Period Focus	Q2
Entity Registrant Name	WisdomTree, Inc.
Entity Central Index Key	0000880631
Current Fiscal Year End Date	--12-31
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		150,324,501
Document Transition Report	false
Document Quarterly Report	true
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Title of 12(b) Security	Common Stock
Security Exchange Name	NYSE
Entity File Number	001-10932
Entity Address, Address Line One	250 West 34th Street
Entity Address, Address Line Two	3rd Floor
Entity Address, City or Town	New York
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10119
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	13-3487784
City Area Code	212
Local Phone Number	801-2080
Preferred Stock [Member]
Document Information [Line Items]
Title of 12(b) Security	Preferred Stock Purchase Rights
Security Exchange Name	NYSE
No Trading Symbol Flag	true