CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) AND COMPREHENSIVE LOSS (USD $) In Thousands, except Share data	Common Stock	Additional Paid-In Capital	Series A Preferred Stock	Series B Preferred Stock	Accumulated Other Comprehensive Income (Loss)	Accumulated Deficit	Total	Other Comprehensive Loss
Balances at Dec. 31, 2009	$ 17	$ 74,288	$ 0	$ 0	$ (80,557)	$ (96)	$ (6,348)	$ 0
Balances (Shares) at Dec. 31, 2009	16,659	0	3	1	0	0	0	0
Stock option and warrant compensation expense to employees and vendors	0	2,262	0	0	0	0	2,262	0
Amortization of fair value of stock issued to related parties for purchase of Neonode Technologies AB (formerly AB Cypressen)	0	3,168	0	0	0	0	3,168	0
Reclassification of derivative liabilities to additional paid-in-capital	0	19,286	0	0	0	0	19,286	0
Common stock issued to settle lawsuit	0	647	0	0	0	0	(647)	0
Common stock issued to settle lawsuit (Shares)	498	0	0	0	0	0	0	0
Exchange of Series A Preferred Stock for common stock	2	(2)	0	0	0	0	0	0
Exchange of Series A Preferred Stock for common stock (Shares)	1,577	0	(3)	0	0	0	0	0
Exchange of Series B Preferred Stock for common stock	0	0	0	0	0	0	0	0
Exchange of Series B Preferred Stock for common stock, (Shares)	73	0	0	(1)	0	0	0	0
Proceeds for issuance of warrants	0	49	0	0	0	0	49	0
Common stock issued upon conversion of debt including beneficial conversion feature amounts	0	179	0	0	0	0	179	0
Common stock issued upon conversion of debt including beneficial conversion feature amounts (Shares)	186	0	0	0	0	0	0	0
Common stock issued to brokers	0	65	0	0	0	0	65	0
Common stock issued to brokers (Shares)	57	0	0	0	0	0	0	0
Common stock issued to investors in the 2010 warrant repricing financing transaction	3	2,418	0	0	0	0	2,421	0
Common stock issued to investors in the 2010 warrant repricing financing transaction (Shares)	2,767		0	0	0	0	0	0
Foreign currency translation adjustment	0	0	0	0	0	33	33	33
Net loss	0	0	0	0	(31,626)	0	(31,626)	(31,626)
Comprehensive loss	0	0	0	0	0	0	0	(31,593)
Balances at Dec. 31, 2010	22	102,360	0	0	(112,183)	(63)	(9,864)	0
Balances (Shares) at Dec. 31, 2010	21,817	0	0	0	0	0	0	0
Stock option and warrant compensation expense to employees and vendors	0	550	0	0	0	0	550	0
Common stock issued upon exercise of warrants	1	514	0	0	0	0	515	0
Common stock issued upon exercise of warrants (Shares)	543	0	0	0	0	0	0	0
Proceeds from sale of common stock, net of offering costs	3	10,784	0	0	0	0	10,787	0
Proceeds from sale of common stock, net of offering costs (Shares)	3,000	0	0	0	0	0	0	0
Reclassification of derivative liabilities to additional paid-in-capital	0	20,075	0	0	0	0	20,075	0
Fair value of warrants issued in connection with issuance of 2011 Senior Secured Convertible Debt	0	937	0	0	0	0	937	0
Common stock issued to settle lawsuit							0	0
Exchange of Series A Preferred Stock for common stock	0	0	0	0	0	0	0	0
Exchange of Series A Preferred Stock for common stock (Shares)	40	0	0	0	0	0	0	0
Exchange of Series B Preferred Stock for common stock	0	0	0	0	0	0	0	0
Exchange of Series B Preferred Stock for common stock, (Shares)	6	0	0	0	0	0	0	0
Common stock issued upon conversion of outstanding convertible debt and accrued and bonus interest	7	7,615	0	0	0	0	7,622	0
Common stock issued upon conversion of outstanding convertible debt and accrued and bonus interest (Shares)	7,313	0	0	0	0	0	0	0
Common stock issued for settlement of accrued expenses	0	120	0	0	0	0	120	0
Common stock issued for settlement of accrued expenses (Shares)	60	0	0	0	0	0	0	0
Foreign currency translation adjustment	0	0	0	0	76	0	76	76
Net loss	0	0	0	0	0	(17,145)	(17,145)	(17,145)
Comprehensive loss	0	0	0	0	0	0	0	(17,069)
Balances at Dec. 31, 2011	$ 33	$ 142,955	$ 0	$ 0	$ 13	$ (129,328)	$ 13,673	$ 0
Balances (Shares) at Dec. 31, 2011	32,779	0	0	0	0	0	0	0