Note 11 - Accrued Payroll and Other Accruals - Accrued Payroll and Other Accruals (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Accrued payroll and other accruals *	$ 155	$ 557
Accrued Payroll and Staff Welfare [Member]
Accrued payroll and other accruals *	48	71
Accrued Operating Expenses [Member]
Accrued payroll and other accruals *	$ 107	$ 486

Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees and other service providers. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

No definition available.

Name:	cnet_AccruedPayrollAndOtherAccruals
Namespace Prefix:	cnet_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant