Schedule I: Condensed Financial Information of Registrant - Condensed Statements of Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Net (loss) income	$ (164,438)	$ (5,240)	$ 67,854
Other comprehensive (loss) income:
Comprehensive (loss) income attributable to Funko, Inc.	(151,656)	(11,716)	43,260
Parent Company
Segment Reporting Information [Line Items]
Net (loss) income	(154,079)	(8,035)	43,900
Other comprehensive (loss) income:
Foreign currency translation (loss) gain, net of tax effect of $(770), $1,169 and $163 for the years ended December 31, 2023, 2022 and 2021, respectively	2,423	(3,681)	(544)
Reclassification of foreign currency translation gain into net (loss) income	0	0	(96)
Comprehensive (loss) income attributable to Funko, Inc.	$ (151,656)	$ (11,716)	$ 43,260