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Consolidated Statements of Comprehensive Income/(Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net income/(loss)	$ 5,833	$ (270)	$ 38,610	$ (22,158)
Other comprehensive (loss)/income
Foreign currency translation adjustment, net of income taxes	(302)	380	(249)	(138)
Other comprehensive (loss)/income	(302)	380	(249)	(305)
Comprehensive income/(loss)	5,531	110	38,361	22,463
WisdomTree Asset Management Canada, Inc [Member]
Other comprehensive (loss)/income
Reclassification of foreign currency translation adjustment to other losses and gains, net, upon the sale of WisdomTree Asset Management Canada, Inc. ("WTAMC" or "Canadian ETF business") (Note 23)	$ 0	$ 0	$ 0	$ (167)

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