Comprehensive Income (Loss) (Details) - Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Comprehensive Income (Loss) [Abstract]
Net Loss	$ (24,051)	$ (11,998)
Other comprehensive income (loss):
Foreign currency translation adjustment	(58)	(1,634)
Comprehensive loss	(24,109)	(13,632)
Less: Comprehensive income attributable to non-controlling interests	35	40
Comprehensive loss attributable to JAKKS Pacific, Inc.	$ (24,144)	$ (13,672)