Note 20 - Loss Per Share - Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Net loss attributable to ZW Data Action Technologies Inc. (numerator for basic and diluted loss per share)	$ (850)	$ (1,143)
Weighted average number of common shares outstanding -Basic and diluted (in shares)	7,204,506	7,174,506
Loss per share -Basic and diluted (in dollars per share)	$ (0.12)	$ (0.16)