Schedule I: Condensed Financial Information of Registrant - CONDENSED STATEMENTS OF COMPREHENSIVE INCOME (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Net income	$ 67,854	$ 9,763	$ 27,820
Other comprehensive income:
Comprehensive income attributable to Funko, Inc.	43,260	4,888	12,683
Foreign currency translation gain (loss), tax	163	(274)	(282)
Parent Company
Segment Reporting Information [Line Items]
Net income	43,900	3,961	11,725
Other comprehensive income:
Foreign currency translation (loss) gain, net of tax effect of $163, $(274) and $(282) for the years ended December 31, 2021, 2020 and 2019, respectively	(544)	927	958
Reclassification of foreign currency translation gain into net income	(96)	0	0
Comprehensive income attributable to Funko, Inc.	43,260	4,888	12,683
Foreign currency translation gain (loss), tax	$ 163	$ (274)	$ (282)