Net Loss Per Share (Details) - Schedule of basic and diluted for net loss per share - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
BASIC AND DILUTED
Weighted average number of common shares outstanding	11,542	10,128	11,517	9,492
Net loss attributable to Neonode Inc.	$ (1,721)	$ (1,671)	$ (4,946)	$ (4,293)
Net loss per share - basic and diluted	$ (0.15)	$ (0.16)	$ (0.43)	$ (0.45)