Document And Entity Information - shares	3 Months Ended
	Mar. 31, 2024	May 02, 2024
Document Information Line Items
Entity Registrant Name	WisdomTree, Inc.
Document Type	10-Q
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		151,816,951
Amendment Flag	false
Entity Central Index Key	0000880631
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Document Period End Date	Mar. 31, 2024
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	Q1
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Document Quarterly Report	true
Document Transition Report	false
Entity File Number	001-10932
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	13-3487784
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
City Area Code	212
Local Phone Number	801-2080
Entity Interactive Data Current	Yes
Common Stock, $0.01 par value
Document Information Line Items
Trading Symbol	WT
Title of 12(b) Security	Common Stock, $0.01 par value
Security Exchange Name	NYSE
Preferred Stock Purchase Rights
Document Information Line Items
Trading Symbol	None
Title of 12(b) Security	Preferred Stock Purchase Rights
Security Exchange Name	NYSE