Note 22 - (Loss) Earnings Per Share - Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021
Net loss attributable to ZW Data Action Technologies Inc. (numerator for basic and diluted loss per share)		$ (9,791)	$ (2,754)
Weighted average number of common shares outstanding – Basic and diluted ** (in shares)		7,136,290	6,618,754
Loss per share -Basic and diluted ** (in dollars per share)	[1]	$ (1.37)	$ (0.42)

[1] Retrospectively restated for effect of the 1-for-5 reverse stock split on January 18, 2023, see Note 4(l).