Net Loss per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
BASIC AND DILUTED
Weighted average number of common shares outstanding	8,811	5,859	8,804	5,859
Net loss attributable to Neonode Inc.	$ (1,086)	$ (809)	$ (2,923)	$ (2,466)
Net loss per share - basic and diluted	$ (0.12)	$ (0.14)	$ (0.33)	$ (0.42)