Consolidated Statements of Comprehensive Income/(Loss) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Net income/(loss)	$ 15,147	$ (8,638)
Other comprehensive loss
Foreign currency translation adjustment, net of income taxes	(117)	(686)
Other comprehensive loss	(117)	(853)
Comprehensive income/(loss)	$ 15,030	(9,491)
WisdomTree Asset Management Canada, Inc [Member]
Other comprehensive loss
Reclassification of foreign currency translation adjustment to other losses, net, upon the sale of WisdomTree Asset Management Canada, Inc. ("WTAMC" or "Canadian ETF business") (Note 22)		$ (167)