Consolidated Statements of Comprehensive Income/(Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Net income/(loss)	$ 17,630	$ (13,250)	$ 32,777	$ (21,888)
Other comprehensive income/(loss)
Foreign currency translation adjustment, net of income taxes	170	168	53	(518)
Other comprehensive income/(loss)	170	168	53	(685)
Comprehensive income/(loss)	$ 17,800	$ (13,082)	$ 32,830	(22,573)
WisdomTree Asset Management Canada, Inc [Member]
Other comprehensive income/(loss)
Reclassification of foreign currency translation adjustment to other gains and losses, net, upon the sale of WisdomTree Asset Management Canada, Inc. ("WTAMC" or "Canadian ETF business") (Note 23)				$ (167)