Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Series B Preferred Stock	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit	Total Neonode Inc. Stockholders' Equity	Noncontrolling Interests	Total
Balances at Dec. 31, 2018		$ 9	$ 197,507	$ (456)	$ (185,222)	$ 11,838	$ (2,042)	$ 9,796
Balances, shares at Dec. 31, 2018	82	8,800
Foreign currency translation adjustment				(181)		(181)		(181)
Net loss					(573)	(573)	(111)	(684)
Balances at Mar. 31, 2019		$ 9	197,507	(637)	(185,795)	11,084	(2,153)	8,931
Balances, shares at Mar. 31, 2019	82	8,800
Balances at Dec. 31, 2018		$ 9	197,507	(456)	(185,222)	11,838	(2,042)	9,796
Balances, shares at Dec. 31, 2018	82	8,800
Foreign currency translation adjustment								(155)
Net loss								(2,014)
Balances at Jun. 30, 2019		$ 9	197,507	(611)	(187,059)	9,846	(2,219)	7,627
Balances, shares at Jun. 30, 2019	80	8,801
Balances at Mar. 31, 2019		$ 9	197,507	(637)	(185,795)	11,084	(2,153)	8,931
Balances, shares at Mar. 31, 2019	82	8,800
Conversion of series B Preferred Stock to Common Stock
Conversion of series B Preferred Stock to Common Stock, shares	(2)	1
Foreign currency translation adjustment				26		26		26
Net loss					(1,264)	(1,264)	(66)	(1,330)
Balances at Jun. 30, 2019		$ 9	197,507	(611)	(187,059)	9,846	(2,219)	7,627
Balances, shares at Jun. 30, 2019	80	8,801
Conversion of series B Preferred Stock to Common Stock
Conversion of series B Preferred Stock to Common Stock, shares	80	10
Foreign currency translation adjustment				(145)		(145)		(145)
Net loss					(1,086)	(1,086)	(113)	(1,199)
Balances at Sep. 30, 2019		$ 9	197,507	(756)	(188,145)	8,615	(2,332)	6,283
Balances, shares at Sep. 30, 2019		8,811
Common stock issued upon exercise of common stock warrants			36			36		36
Common stock issued upon exercise of common stock warrants, shares		360
Foreign currency translation adjustment				117		117		117
Net loss					(2,375)	(2,375)	(214)	(2,589)
Balances at Dec. 31, 2019		$ 9	197,543	(639)	(190,520)	6,393	(2,546)	3,847
Balances, shares at Dec. 31, 2019		9,171
Foreign currency translation adjustment				(87)		(87)		(87)
Net loss					(1,010)	(1,010)	(102)	(1,112)
Balances at Mar. 31, 2020		$ 9	197,543	(726)	(191,530)	5,296	(2,648)	2,648
Balances, shares at Mar. 31, 2020		9,171
Balances at Dec. 31, 2019		$ 9	197,543	(639)	(190,520)	6,393	(2,546)	3,847
Balances, shares at Dec. 31, 2019		9,171
Foreign currency translation adjustment								(23)
Net loss								(2,878)
Balances at Jun. 30, 2020		$ 9	197,543	(662)	(193,142)	3,748	(2,802)	946
Balances, shares at Jun. 30, 2020		9,171
Balances at Mar. 31, 2020		$ 9	197,543	(726)	(191,530)	5,296	(2,648)	2,648
Balances, shares at Mar. 31, 2020		9,171
Foreign currency translation adjustment				64		64		64
Net loss					(1,612)	(1,612)	(154)	(1,766)
Balances at Jun. 30, 2020		$ 9	$ 197,543	$ (662)	$ (193,142)	$ 3,748	$ (2,802)	$ 946
Balances, shares at Jun. 30, 2020		9,171