CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Treasury Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss	JAKKS Pacific, Inc. Stockholders’ Equity	Non- Controlling Interests
Beginning balance at Dec. 31, 2017	$ 94,513	$ 27	$ (24,000)	$ 215,809	$ (85,233)	$ (13,059)	$ 93,544	$ 969
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	674			674			674
Stock issuance and grants	3	3					3
Repurchase of common stock for employee tax withholding	(85)			(85)			(85)
Net income (loss)	(36,193)				(36,244)		(36,244)	51
Foreign currency translation adjustment	1,050					1,050	1,050
Ending balance at Mar. 31, 2018	59,962	30	(24,000)	216,398	(121,477)	(12,009)	58,942	1,020
Beginning balance at Dec. 31, 2017	94,513	27	(24,000)	215,809	(85,233)	(13,059)	93,544	969
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(39,082)
Foreign currency translation adjustment	(1,489)
Ending balance at Sep. 30, 2018	55,604	30	(24,000)	217,468	(124,354)	(14,548)	54,596	1,008
Beginning balance at Mar. 31, 2018	59,962	30	(24,000)	216,398	(121,477)	(12,009)	58,942	1,020
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	313			313			313
Adjustment to additional paid-in capital	(2)			(2)			(2)
Net income (loss)	(18,588)				(18,559)		(18,559)	(29)
Foreign currency translation adjustment	(1,390)					(1,390)	(1,390)
Ending balance at Jun. 30, 2018	40,295	30	(24,000)	216,709	(140,036)	(13,399)	39,304	991
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	760			760			760
Adjustment to additional paid-in capital	(1)			(1)			(1)
Net income (loss)	15,699				15,682		15,682	17
Foreign currency translation adjustment	(1,149)					(1,149)	(1,149)
Ending balance at Sep. 30, 2018	55,604	30	(24,000)	217,468	(124,354)	(14,548)	54,596	1,008
Beginning balance at Dec. 31, 2018	51,649	30	(24,000)	218,155	(127,601)	(15,847)	50,737	912
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	618			618			618
Repurchase of common stock for employee tax withholding	(249)			(249)			(249)
Net income (loss)	(29,127)				(29,158)		(29,158)	31
Foreign currency translation adjustment	1,303					1,303	1,303
Ending balance at Mar. 31, 2019	24,194	30	(24,000)	218,524	(156,759)	(14,544)	23,251	943
Beginning balance at Dec. 31, 2018	51,649	30	(24,000)	218,155	(127,601)	(15,847)	50,737	912
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(35,198)
Foreign currency translation adjustment	(45)
Ending balance at Sep. 30, 2019	22,039	36	0	199,782	(162,856)	(15,892)	21,070	969
Beginning balance at Mar. 31, 2019	24,194	30	(24,000)	218,524	(156,759)	(14,544)	23,251	943
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	397			397			397
Repurchase of common stock for employee tax withholding	(24)			(24)			(24)
Net income (loss)	(22,485)				(22,542)		(22,542)	57
Foreign currency translation adjustment	(450)					(450)	(450)
Ending balance at Jun. 30, 2019	1,632	30	(24,000)	218,897	(179,301)	(14,994)	632	1,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation expense	860	3		857			860
Adjustment to additional paid-in capital	(3)			(3)			(3)
Stock issuance and grants	4,214	6		4,208			4,214
Treasury shares retirement	0	(3)	24,000	(23,997)
Preferred stock accrued dividends	(180)			(180)			(180)
Net income (loss)	16,414				16,445		16,445	(31)
Foreign currency translation adjustment	(898)					(898)	(898)
Ending balance at Sep. 30, 2019	$ 22,039	$ 36	$ 0	$ 199,782	$ (162,856)	$ (15,892)	$ 21,070	$ 969