Note 6 - Prepayments and Deposit to Suppliers - Prepayments and Deposit to Suppliers (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Prepayment and deposit to suppliers	$ 4,508	$ 4,505
Deposits to TV Ad and Internet Ad Resources Providers [Member]
Prepayment and deposit to suppliers	612	911
Prepayment to TV Ad and Internet Ad Resources Providers [Member]
Prepayment and deposit to suppliers	2,996	3,136
Deposits and Prepayments for Potential Investing Contracts [Member]
Prepayment and deposit to suppliers	152	0
Other Deposits and Prepayments [Member]
Prepayment and deposit to suppliers	$ 748	$ 458