Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Series B Preferred Stock	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit	Total Neonode Inc. Stockholders' Equity	Noncontrolling Interests
Balances at Dec. 31, 2014	$ 3,270		$ 40	$ 169,010	$ 149	$ (165,929)	$ 3,270
Balances, shares at Dec. 31, 2014		83	40,455
Stock option compensation expense to employees, directors and vendors	1,075			1,075			1,075
Proceeds from sale of common stock and pre-funded warrants, net of offering costs	5,422		$ 3	5,419			5,422
Proceeds from sale of common stock and pre-funded warrants, net of offering costs, shares			3,200
Common stock issued upon exercise of common stock warrants	1		$ 1				1
Common stock issued upon exercise of common stock warrants, shares			151
Foreign currency translation adjustment	(103)				(103)		(103)
Noncontrolling interests Pronode initial contribution	3							3
Net loss	(7,835)					(7,820)	(7,820)	(15)
Balances at Dec. 31, 2015	1,833		$ 44	175,504	46	(173,749)	1,845	(12)
Balances, shares at Dec. 31, 2015		83	43,806
Stock option compensation expense to employees, directors and vendors	255			255			255
Proceeds from sale of common stock and pre-funded warrants, net of offering costs	7,913		$ 5	7,908			7,913
Proceeds from sale of common stock and pre-funded warrants, net of offering costs, shares			5,027
Common stock issued upon exercise of common stock warrants
Common stock issued upon exercise of common stock warrants, shares			12
Foreign currency translation adjustment	(217)				(217)		(217)
Net loss	(5,649)					(5,291)	(5,291)	(358)
Balances at Dec. 31, 2016	4,135		$ 49	183,667	(171)	(179,040)	4,505	(370)
Balances, shares at Dec. 31, 2016		83	48,845
Stock option compensation expense to employees, directors and vendors	72			72			72
Proceeds from sale of common stock and pre-funded warrants, net of offering costs	9,079		$ 10	9,069			9,079
Proceeds from sale of common stock and pre-funded warrants, net of offering costs, shares			9,750
Foreign currency translation adjustment	72				$ 72		72
Net loss	(5,495)					(4,705)	(4,705)	(790)
Balances at Dec. 31, 2017	$ 7,863		$ 59	$ 192,808	$ (99)	$ (183,745)	$ 9,023	$ (1,160)
Balances, shares at Dec. 31, 2017		83	58,595