{"cik":1376321,"taxonomy":"us-gaap","tag":"EarningsPerShareBasicAndDiluted","label":"Earnings Per Share, Basic and Diluted","description":"The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.","entityName":"ZW DATA ACTION TECHNOLOGIES INC.","units":{"USD/shares":[{"start":"2013-01-01","end":"2013-12-31","val":-0.01,"accn":"0001171843-15-001980","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2013"},{"start":"2014-01-01","end":"2014-03-31","val":-0.03,"accn":"0001171843-15-002903","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2014Q1"},{"start":"2014-01-01","end":"2014-06-30","val":-0.09,"accn":"0001171843-15-004722","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-14"},{"start":"2014-04-01","end":"2014-06-30","val":-0.06,"accn":"0001171843-15-004722","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-14","frame":"CY2014Q2"},{"start":"2014-01-01","end":"2014-09-30","val":-0.13,"accn":"0001171843-15-006369","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-16"},{"start":"2014-07-01","end":"2014-09-30","val":-0.04,"accn":"0001171843-15-006369","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-16","frame":"CY2014Q3"},{"start":"2014-01-01","end":"2014-12-31","val":-0.61,"accn":"0001171843-15-001980","fy":2014,"fp":"FY","form":"10-K","filed":"2015-04-15","frame":"CY2014"},{"start":"2015-01-01","end":"2015-03-31","val":-0.07,"accn":"0001171843-15-002903","fy":2015,"fp":"Q1","form":"10-Q","filed":"2015-05-15","frame":"CY2015Q1"},{"start":"2015-01-01","end":"2015-06-30","val":-0.11,"accn":"0001171843-15-004722","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-14"},{"start":"2015-04-01","end":"2015-06-30","val":-0.05,"accn":"0001171843-15-004722","fy":2015,"fp":"Q2","form":"10-Q","filed":"2015-08-14","frame":"CY2015Q2"},{"start":"2015-01-01","end":"2015-09-30","val":-0.19,"accn":"0001171843-15-006369","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-16"},{"start":"2015-07-01","end":"2015-09-30","val":-0.08,"accn":"0001171843-15-006369","fy":2015,"fp":"Q3","form":"10-Q","filed":"2015-11-16","frame":"CY2015Q3"},{"start":"2017-01-01","end":"2017-03-31","val":-0.09,"accn":"0001171843-18-004112","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-21","frame":"CY2017Q1"},{"start":"2017-01-01","end":"2017-06-30","val":-0.16,"accn":"0001171843-18-006165","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-17"},{"start":"2017-04-01","end":"2017-06-30","val":-0.07,"accn":"0001171843-18-006165","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-17","frame":"CY2017Q2"},{"start":"2017-01-01","end":"2017-09-30","val":-0.33,"accn":"0001171843-18-008032","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-19"},{"start":"2017-07-01","end":"2017-09-30","val":-0.17,"accn":"0001171843-18-008032","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-19","frame":"CY2017Q3"},{"start":"2017-01-01","end":"2017-12-31","val":-0.84,"accn":"0001171843-19-002416","fy":2018,"fp":"FY","form":"10-K","filed":"2019-04-15","frame":"CY2017"},{"start":"2018-01-01","end":"2018-03-31","val":-0.04,"accn":"0001171843-18-004112","fy":2018,"fp":"Q1","form":"10-Q","filed":"2018-05-21"},{"start":"2018-01-01","end":"2018-03-31","val":-0.04,"accn":"0001171843-19-003512","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-20","frame":"CY2018Q1"},{"start":"2018-01-01","end":"2018-06-30","val":-0.64,"accn":"0001171843-18-006165","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-17"},{"start":"2018-01-01","end":"2018-06-30","val":-0.64,"accn":"0001171843-19-005548","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-19"},{"start":"2018-04-01","end":"2018-06-30","val":-0.6,"accn":"0001171843-18-006165","fy":2018,"fp":"Q2","form":"10-Q","filed":"2018-08-17"},{"start":"2018-04-01","end":"2018-06-30","val":-0.6,"accn":"0001171843-19-005548","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-19","frame":"CY2018Q2"},{"start":"2018-01-01","end":"2018-09-30","val":-0.82,"accn":"0001171843-18-008032","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-19"},{"start":"2018-01-01","end":"2018-09-30","val":-0.82,"accn":"0001171843-19-007553","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-14"},{"start":"2018-07-01","end":"2018-09-30","val":-0.19,"accn":"0001171843-18-008032","fy":2018,"fp":"Q3","form":"10-Q","filed":"2018-11-19"},{"start":"2018-07-01","end":"2018-09-30","val":-0.19,"accn":"0001171843-19-007553","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-14","frame":"CY2018Q3"},{"start":"2018-01-01","end":"2018-12-31","val":-0.88,"accn":"0001171843-19-002416","fy":2018,"fp":"FY","form":"10-K","filed":"2019-04-15"},{"start":"2018-01-01","end":"2018-12-31","val":-0.88,"accn":"0001171843-20-004001","fy":2019,"fp":"FY","form":"10-K","filed":"2020-05-27","frame":"CY2018"},{"start":"2019-01-01","end":"2019-03-31","val":-0.07,"accn":"0001171843-19-003512","fy":2019,"fp":"Q1","form":"10-Q","filed":"2019-05-20"},{"start":"2019-01-01","end":"2019-03-31","val":-0.07,"accn":"0001171843-20-004597","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-06-29","frame":"CY2019Q1"},{"start":"2019-01-01","end":"2019-06-30","val":-0.09,"accn":"0001171843-19-005548","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-19"},{"start":"2019-01-01","end":"2019-06-30","val":-0.09,"accn":"0001171843-20-005955","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-14"},{"start":"2019-04-01","end":"2019-06-30","val":-0.02,"accn":"0001171843-19-005548","fy":2019,"fp":"Q2","form":"10-Q","filed":"2019-08-19"},{"start":"2019-04-01","end":"2019-06-30","val":-0.02,"accn":"0001171843-20-005955","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-14","frame":"CY2019Q2"},{"start":"2019-01-01","end":"2019-09-30","val":-0.12,"accn":"0001171843-19-007553","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-14"},{"start":"2019-01-01","end":"2019-09-30","val":-0.12,"accn":"0001171843-20-007974","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-13"},{"start":"2019-07-01","end":"2019-09-30","val":-0.02,"accn":"0001171843-19-007553","fy":2019,"fp":"Q3","form":"10-Q","filed":"2019-11-14"},{"start":"2019-07-01","end":"2019-09-30","val":-0.02,"accn":"0001171843-20-007974","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-13","frame":"CY2019Q3"},{"start":"2019-01-01","end":"2019-12-31","val":-0.07,"accn":"0001171843-20-004001","fy":2019,"fp":"FY","form":"10-K","filed":"2020-05-27"},{"start":"2019-01-01","end":"2019-12-31","val":-0.07,"accn":"0001171843-21-002452","fy":2020,"fp":"FY","form":"10-K","filed":"2021-04-13","frame":"CY2019"},{"start":"2020-01-01","end":"2020-03-31","val":-0.11,"accn":"0001171843-20-004597","fy":2020,"fp":"Q1","form":"10-Q","filed":"2020-06-29"},{"start":"2020-01-01","end":"2020-03-31","val":-0.11,"accn":"0001171843-21-003640","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-19","frame":"CY2020Q1"},{"start":"2020-01-01","end":"2020-06-30","val":-0.16,"accn":"0001171843-20-005955","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-14"},{"start":"2020-01-01","end":"2020-06-30","val":-0.16,"accn":"0001171843-21-005990","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-16"},{"start":"2020-04-01","end":"2020-06-30","val":-0.04,"accn":"0001171843-20-005955","fy":2020,"fp":"Q2","form":"10-Q","filed":"2020-08-14"},{"start":"2020-04-01","end":"2020-06-30","val":-0.04,"accn":"0001171843-21-005990","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-16","frame":"CY2020Q2"},{"start":"2020-01-01","end":"2020-09-30","val":-0.22,"accn":"0001171843-20-007974","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-13"},{"start":"2020-01-01","end":"2020-09-30","val":-0.22,"accn":"0001171843-21-007946","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-15"},{"start":"2020-07-01","end":"2020-09-30","val":-0.06,"accn":"0001171843-20-007974","fy":2020,"fp":"Q3","form":"10-Q","filed":"2020-11-13"},{"start":"2020-07-01","end":"2020-09-30","val":-0.06,"accn":"0001171843-21-007946","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-15","frame":"CY2020Q3"},{"start":"2020-01-01","end":"2020-12-31","val":-0.24,"accn":"0001171843-21-002452","fy":2020,"fp":"FY","form":"10-K","filed":"2021-04-13"},{"start":"2020-01-01","end":"2020-12-31","val":-0.24,"accn":"0001171843-22-002601","fy":2021,"fp":"FY","form":"10-K","filed":"2022-04-15","frame":"CY2020"},{"start":"2021-01-01","end":"2021-03-31","val":0.02,"accn":"0001171843-21-003640","fy":2021,"fp":"Q1","form":"10-Q","filed":"2021-05-19","frame":"CY2021Q1"},{"start":"2021-01-01","end":"2021-06-30","val":-0.1,"accn":"0001171843-21-005990","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-16"},{"start":"2021-04-01","end":"2021-06-30","val":-0.11,"accn":"0001171843-21-005990","fy":2021,"fp":"Q2","form":"10-Q","filed":"2021-08-16","frame":"CY2021Q2"},{"start":"2021-01-01","end":"2021-09-30","val":-0.05,"accn":"0001171843-21-007946","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-15"},{"start":"2021-07-01","end":"2021-09-30","val":0.04,"accn":"0001171843-21-007946","fy":2021,"fp":"Q3","form":"10-Q","filed":"2021-11-15","frame":"CY2021Q3"},{"start":"2021-01-01","end":"2021-12-31","val":-0.08,"accn":"0001171843-22-002601","fy":2021,"fp":"FY","form":"10-K","filed":"2022-04-15","frame":"CY2021"}]}}